September 2001
Intermediate to advanced
768 pages
32h 45m
English
Content preview from PHP Functions Essential Reference
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Overview
This function group provides a basic set of functions for performing mathematical computations, as well as a set of named constants providing useful values. These functions are part of the standard function set built into PHP, and can only be disabled by either modifying the source code or by using the disable_functions directive in php.ini.
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