Location: PHPKode > scripts > DEA classes > dea-classes/index.php
<?php
	
include_once( './class_dea.inc');
include_once( './common.inc');
	
	
//_print out a nice header + title + inner-head-tags like "<link>"
_metaheader( "php-class_DEA", "<link href='automata.css' rel='stylesheet' type='text/css'>" );
	
	
/* ..we have to define..
 *
 * ..the states(Q) of the dea,  
 * ..the set of terminal-symbols(S),
 * ..transform-func(delta),
 * ..the starting state(qS),
 * ..the set of final-states(qF)
 */
	
$Q 		= array( 0, 1, 2, 3 );
$S 		= array( 'a', 'b' );
$delta 	= array( 	0 => array( 'a' => 3 ,
								'b' => 0 ),
					3 => array( 'a' => 3 ,
								'b' => 0 ));
$qS 	= array( 0 );
$qF 	= array( 3 );
	
	
$tmpHTML  = "<div align='center'><table>\n\t<tr>";
$tmpHTML .= "<td colspan='2'><h2>DEA-Acceptor</h2><br>";
	
//...either we get a word
if (! isset($word)) { $word = 'abb'; }
	
    // ..create a new-empty dea-object
    if ( $dea0 = new DEA( $Q, $S, $delta, $qS, $qF ) ){
	
    	// ..define and stamp our dea
    	// ..comment out the next line 4 getting the dea we specified above
        $dea0->readDeltafromFile( './dea/as-bs_3mod4.spec' );
		
        $tmpHTML .= "Given word was... [".$word."]<br><br>";
        
        //..if we accept, then
        if ( $dea0->accept( $word ) ) {
    		$tmpHTML .= "dea succesfull created!<br>\ndea accepted [".$word."] :)";
    	} else {
    		$tmpHTML .= "dea <strong>NOT</strong> accepted [".$word."]<br><br>&nbsp;";
    	}
		
    } else {
        //..otherwise
    	$tmpHTML .= "dea creating failed...";
}
$tmpHTML .= "</td></tr>";
	
$tmpHTML .= "<tr>\n";
$tmpHTML .= "<td>\n";
	
$tmpHTML .= "<br>State----Symbol----State+1<br>";
	
// ..write out our transitions of our dea
$icount = count ($dea0->delta_states );
for ( $i=0; $i<$icount; $i++  ) {
	
    foreach ( array_keys($dea0->delta_states[ $i ]) as $symbol )  {
        $tmpHTML .= "(".         $i.")";
        $tmpHTML .= "__x__(\"".      $symbol."\") ";
        $tmpHTML .= "::= (".$dea0->delta_states[$i][$symbol].")<br>\n";
    }
}	
$tmpHTML .= "<br>\n";
        
$tmpHTML .= "<br><br><form action='".$PHPSELF."' method='post'>";
$tmpHTML .= "<input type='text'    name='word' value='ababb'><br>";
$tmpHTML .= "<input type='submit'  name='submit' value='send word 2 dea'>";
$tmpHTML .= "</form>";
	
$tmpHTML .= "<br><br>&nbsp;</td></tr>\n";
$tmpHTML .= "<tr><td colspan='2'><br><p>..if U have suggestions or sth. to say...";
$tmpHTML .= "<br>give me a comment!";
$tmpHTML .= "<br>you're welcome!<br>";
$tmpHTML .= "<br>[halyc0ndaze_at_gmx_dot_net]</p><br>&nbsp;";
$tmpHTML .= "</td></tr>";
$tmpHTML .= "</table></div>\n";
echo $tmpHTML;
	
_footer();
?>
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