phpversion
(PHP 3, PHP 4, PHP 5)
phpversion -- Gets the current PHP version
Beskrivelse
string
phpversion ( [string extension] )
Returns a string containing the version of the currently running PHP
parser or extension.
Parameterliste
extension
An optional extension name.
Returneringsværdier
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.
Eksempler
Eksempel 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'); ?>
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Notes
Bemærk:
This information is also available in the predefined constant
PHP_VERSION.