How to check the installed php version information in linux

How to check the installed PHP version information on Linux: 1. Use the shell command "php -v" to check the PHP version information; 2. Check the PHP version information through the PHP script "echo PHP_VERSION; echo phpversion();" .

The operating environment of this article: linux5.9.8 system, PHP5.4.16 version, DELL G3 computer

How to check the installed php in linux Version Information?

1. Use shell command to view:

php -v

Output:

PHP 5.4.16 (cli) (built: May 12 2016 13:45:17)
Copyright (c) 1997-2013 The PHP Group
Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies

2. View in PHP script:

<?php
echo PHP_VERSION; // 5.4.16
echo phpversion();  // 5.4.16

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