PHP 3 extension

Extensions written for PHP 3 will not work with PHP 4, neither as binaries nor at the source level. It is not difficult to port extensions to PHP 4 if you have access to the original source. A detailed description of the actual porting process is not part of this text.

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PHP 3 extension

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Variable substitution in strings Missing functions

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Last updated: Sat, 27 Jan 2007