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Website Programming in PHP / MYSQL
phpversion
(PHP 4, PHP 5)
phpversion — Gets the current PHP version
Description
string phpversion
([ string $extension
] )
Returns a string containing the version of the currently running PHP parser or extension.
Parameters
- extension
-
An optional extension name.
Return Values
If the optional extension parameter is specified, phpversion() returns the version of that extension, or FALSE if there is no version information associated or the extension isn't enabled.
Examples
Example #1 phpversion() example
<?php
// prints e.g. 'Current PHP version: 4.1.1'
echo 'Current PHP version: ' . phpversion();
// prints e.g. '2.0' or nothing if the extension isn't enabled
echo phpversion('tidy');
?>
Notes
Note: This information is also available in the predefined constant PHP_VERSION.
