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2093 total visitsGraf is meant for computing all the possible ways from a point to another and the distance between them. -
2133 total visitsTrigonometric tools is the sine of an angle can be computed from the cosine or tangent, while the cosine from the sine and tangent. Requirements: PHP 5.0 or higher
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2119 total visitsQuadratic Equation Solver takes as parameters the coefficients a, b and c and the precision of the root values. The quadratic equation roots are calculated returned in an array. Requirements: PHP 5.0 or higher
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1450 total visitsMyBox takes the dimension of a package defined by its width, height and depth, and computes the volumetric weight.The volumetric weight can be displayed in Kg or pounds.Requirements: PHP 4.0 or higher
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1704 total visitsCount Hour Class can compute the difference of two time periods in seconds. The output can be formatted to display the time difference in hours, minutes and seconds. Requirements: PHP 3 or higher
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1704 total visitsQCP64 CRC takes as parameters a string and data to compute the check, a seed value and the length of the checksum. A class variable is used to store the computed checksum.Requirements: PHP 3.0 or higher
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1511 total visitsProcessing can retrieve the time value in the start and the end of section of script and then compute the difference of the time between the start and end points.A message showing the time the page took to be generated, can also be displayed.Requirements: PHP 5.0 or higherLimitations: The comments in the class are in Portuguese
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2094 total visitsStable can add numbers to a set of values so it can compute several types of statistics. Statistics such as median, modus or arithmentic mean, can be computed.Requirements: PHP 5.0 or higher
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1962 total visitsQCP71 CRC takes as parameters a string and data to compute the check, a seed value and the length of the checksum.The computed checksum is stored in a class variable.Requirements: PHP 3.0 or higher
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1761 total visitsQCP135 takes as parameters a string and data to compute the check, a seed value and the length of the checksum.The computed checksum is returned in a class variable.Requirements: PHP 3.0 or higher
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1452 total visitsdate object is possible to compute the difference between 2 dates in days, hours, minutes, seconds. A period value of days, hours and years can be subtracted and the textual representation of the resulting date can be returned.There are also other useful methods to get common information, like the day of the week, days in month, day of year, or ...
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1904 total visitsBarcode128 pattern compute script computes barcode128 pattern.
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1617 total visitsDate Compare is a simple class that can compute and compare dates. Currently it can compute the date of same month day as today in the next month.Date Compare can also compare a given date with the server side date and determine whether the specified date is after of before the server date.
