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<title>phundament manual: Docs For Class csstidy_optimise</title>

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      <b>Packages:</b><br />
              <a href="../li_lithron.html">lithron</a><br />
              <a href="../li_csstidy.html">csstidy</a><br />
            <br /><br />
                        <b>Classes:</b><br />
        <div class="package">
		    		<a href="../csstidy/csstidy.html">csstidy</a><br />
	    		<a href="../csstidy/csstidy_optimise.html">csstidy_optimise</a><br />
	    		<a href="../csstidy/csstidy_print.html">csstidy_print</a><br />
	  </div>

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<h1>Class csstidy_optimise</h1>

<div class="inheritence-tree">
    <pre></pre>
</div>

<div class="class-description">
    <p>CSS Optimising Class</p>

    <p>This class optimises CSS data generated by csstidy.</p></div>

<div class="tag-list">
            
            <strong>Author:</strong> 
            Florian Schmitz (floele at gmail dot com) 2005-2006<br />
                        </div>

                                                                                                                                                                            
    <hr size="1" noshade="noshade"/>
    <a name="method-summary"></a>
    <table class="method-summary" cellspacing="1">
        <tr>
            <th colspan="2">Method Summary</th>
        </tr>
                                                    <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        string
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodcompress_important">compress_important</a>
						(	 &$string, 	string $string)
						</div>
                        <div class="description">
                            Removes unnecessary whitespace in ! important
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        string
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodcompress_numbers">compress_numbers</a>
						(	string $subvalue)
						</div>
                        <div class="description">
                            Compresses numbers (ie. 1.0 becomes 1 or 1.100 becomes 1.1 )
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        string
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodcut_color">cut_color</a>
						(	string $color)
						</div>
                        <div class="description">
                            Color compression function. Converts all rgb() values to #-values and uses the short-form if possible. Also replaces 4 color names by #-values.
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methoddissolve_4value_shorthands">dissolve_4value_shorthands</a>
						(	string $property, 	string $value)
						</div>
                        <div class="description">
                            Dissolves properties like padding:10px 10px 10px to padding-top:10px;padding-bottom:10px;...
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methoddissolve_short_bg">dissolve_short_bg</a>
						(	string $str_value)
						</div>
                        <div class="description">
                            Dissolve background property
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a>
						(	string $sep, 	string $string)
						</div>
                        <div class="description">
                            Explodes a string as explode() does, however, not if $sep is escaped or within a string.
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodmerge_4value_shorthands">merge_4value_shorthands</a>
						(	array $array)
						</div>
                        <div class="description">
                            Merges Shorthand properties again, the opposite of dissolve_4value_shorthands()
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodmerge_bg">merge_bg</a>
						(	array $input_css)
						</div>
                        <div class="description">
                            Merges all background properties
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        array
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodmerge_selectors">merge_selectors</a>
						(	 &$array, 	array $array)
						</div>
                        <div class="description">
                            Merges selectors with same properties. Example: a{color:red} b{color:red} -&gt; a,b{color:red}  Very basic and has at least one bug. Hopefully there is a replacement soon.
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        void
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodpostparse">postparse</a>
						()
						</div>
                        <div class="description">
                            Optimises $css after parsing
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        string
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodshorthand">shorthand</a>
						(	string $value)
						</div>
                        <div class="description">
                            Compresses shorthand values. Example: margin:1px 1px 1px 1px -&gt; margin:1px
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        void
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodshorthands">shorthands</a>
						()
						</div>
                        <div class="description">
                            Optimises shorthands
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        void
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodsubvalue">subvalue</a>
						()
						</div>
                        <div class="description">
                            Optimises a sub-value
                        </div>
                    </td>
                </tr>
                                                                <tr>
                    <td class="type" nowrap="nowrap" width="1%">
                        
                        
                        
                        void
                    </td>
                    <td>
                        <div class="declaration">
                            <a href="../csstidy/csstidy_optimise.html#methodvalue">value</a>
						()
						</div>
                        <div class="description">
                            Optimises values
                        </div>
                    </td>
                </tr>
                        </table>

                                                                                                                                                                            


    <hr size="1" noshade="noshade"/>
    <a name="method-details"></a>
    <table class="method-details" cellspacing="1">
        <tr>
            <th>Method Details</th>
        </tr>
                    
                <tr>
                    <td class="method-data">

                        <a name="methodcompress_important"></a>

                        <h2>compress_important</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;string&nbsp;<strong>compress_important</strong></td>
                                <td width="100%">( &$string , string $string )</td>
                            </tr>
                        </table>

                        <p>Removes unnecessary whitespace in ! important</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top"></td><td valign="top"><strong>&$string</strong><td valign="top"></td></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$string</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodcompress_numbers"></a>

                        <h2>compress_numbers</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;string&nbsp;<strong>compress_numbers</strong></td>
                                <td width="100%">(string $subvalue )</td>
                            </tr>
                        </table>

                        <p>Compresses numbers (ie. 1.0 becomes 1 or 1.100 becomes 1.1 )</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$subvalue</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodcut_color"></a>

                        <h2>cut_color</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;string&nbsp;<strong>cut_color</strong></td>
                                <td width="100%">(string $color )</td>
                            </tr>
                        </table>

                        <p>Color compression function. Converts all rgb() values to #-values and uses the short-form if possible. Also replaces 4 color names by #-values.</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$color</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methoddissolve_4value_shorthands"></a>

                        <h2>dissolve_4value_shorthands</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>dissolve_4value_shorthands</strong></td>
                                <td width="100%">(string $property , string $value )</td>
                            </tr>
                        </table>

                        <p>Dissolves properties like padding:10px 10px 10px to padding-top:10px;padding-bottom:10px;...</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$property</strong><td valign="top"></td></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$value</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methoddissolve_short_bg"></a>

                        <h2>dissolve_short_bg</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>dissolve_short_bg</strong></td>
                                <td width="100%">(string $str_value )</td>
                            </tr>
                        </table>

                        <p>Dissolve background property</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$str_value</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodexplode_ws"></a>

                        <h2>explode_ws</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>explode_ws</strong></td>
                                <td width="100%">(string $sep , string $string )</td>
                            </tr>
                        </table>

                        <p>Explodes a string as explode() does, however, not if $sep is escaped or within a string.</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$sep</strong><td valign="top">seperator</td></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$string</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodmerge_4value_shorthands"></a>

                        <h2>merge_4value_shorthands</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>merge_4value_shorthands</strong></td>
                                <td width="100%">(array $array )</td>
                            </tr>
                        </table>

                        <p>Merges Shorthand properties again, the opposite of dissolve_4value_shorthands()</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">array</td><td valign="top"><strong>$array</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodmerge_bg"></a>

                        <h2>merge_bg</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>merge_bg</strong></td>
                                <td width="100%">(array $input_css )</td>
                            </tr>
                        </table>

                        <p>Merges all background properties</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">array</td><td valign="top"><strong>$input_css</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodmerge_selectors"></a>

                        <h2>merge_selectors</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;array&nbsp;<strong>merge_selectors</strong></td>
                                <td width="100%">( &$array , array $array )</td>
                            </tr>
                        </table>

                        <p>Merges selectors with same properties. Example: a{color:red} b{color:red} -&gt; a,b{color:red}  Very basic and has at least one bug. Hopefully there is a replacement soon.</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top"></td><td valign="top"><strong>&$array</strong><td valign="top"></td></tr>
                                                            <tr><td valign="top">array</td><td valign="top"><strong>$array</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodpostparse"></a>

                        <h2>postparse</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;void&nbsp;<strong>postparse</strong></td>
                                <td width="100%">()</td>
                            </tr>
                        </table>

                        <p>Optimises $css after parsing</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
										<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodshorthand"></a>

                        <h2>shorthand</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;string&nbsp;<strong>shorthand</strong></td>
                                <td width="100%">(string $value )</td>
                            </tr>
                        </table>

                        <p>Compresses shorthand values. Example: margin:1px 1px 1px 1px -&gt; margin:1px</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
							<tr><th colspan="3" class="small">Input</th></tr>
                                                            <tr><td valign="top">string</td><td valign="top"><strong>$value</strong><td valign="top"></td></tr>
                                                    							<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodshorthands"></a>

                        <h2>shorthands</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;void&nbsp;<strong>shorthands</strong></td>
                                <td width="100%">()</td>
                            </tr>
                        </table>

                        <p>Optimises shorthands</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
										<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodsubvalue"></a>

                        <h2>subvalue</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;void&nbsp;<strong>subvalue</strong></td>
                                <td width="100%">()</td>
                            </tr>
                        </table>

                        <p>Optimises a sub-value</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
										<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                                
                <tr>
                    <td class="method-data">

                        <a name="methodvalue"></a>

                        <h2>value</h2>

                        <table class="method-detail" cellspacing="0">
                            <tr>
                                <td nowrap="nowrap">public&nbsp;void&nbsp;<strong>value</strong></td>
                                <td width="100%">()</td>
                            </tr>
                        </table>

                        <p>Optimises values</p>

                        				
			<div class="tag-list"><table class="method-summary" cellspacing="1">
										<tr><th colspan="3" class="small">Output</th></tr>
			    
                            							    							                             							<tr><th colspan="3" class="small">Exception</th></tr>
			    
                            							    							                            			</table></div>
                                              
                         <p/>
                    </td>
                </tr>
                        </table>


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