diff options
Diffstat (limited to 'system')
| -rw-r--r-- | system/codeigniter/Common.php | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/system/codeigniter/Common.php b/system/codeigniter/Common.php index 340be2454..39005f602 100644 --- a/system/codeigniter/Common.php +++ b/system/codeigniter/Common.php @@ -30,6 +30,29 @@ // ------------------------------------------------------------------------ /** +* Determines if the current version of PHP is greater then the supplied value +* +* Since there are a few places where we conditionally test for PHP > 5 +* we'll set a static variable. +* +* @access public +* @return bool +*/ + function is_php($version = '5.0.0') + { + static $_is_php; + + if ( ! isset($_is_php[$version])) + { + $_is_php[$version] = (version_compare(PHP_VERSION, $version) < 0) ? FALSE : TRUE; + } + + return $_is_php[$version]; + } + +// ------------------------------------------------------------------------ + +/** * Tests for file writability * * is_writable() returns TRUE on Windows servers when you really can't write to |