framework/requirements/YiiRequirementChecker.php
function checkPhpExtensionVersion($extensionName, $version, $compare = '>=')
    {
        if (!extension_loaded($extensionName)) {
            return false;
        }
        $extensionVersion = phpversion($extensionName);
        if (empty($extensionVersion)) {
            return false;
        }
        if (strncasecmp($extensionVersion, 'PECL-', 5) === 0) {
            $extensionVersion = substr($extensionVersion, 5);
        }

        return version_compare($extensionVersion, $version, $compare);
    }
function checkPhpExtensionVersion($extensionName, $version, $compare = '>=')
    {
        if (!extension_loaded($extensionName)) {
            return false;
        }
        $extensionVersion = phpversion($extensionName);
        if (empty($extensionVersion)) {
            return false;
        }
        if (strncasecmp($extensionVersion, 'PECL-', 5) === 0) {
            $extensionVersion = substr($extensionVersion, 5);
        }

        return version_compare($extensionVersion, $version, $compare);
    }
function checkPhpExtensionVersion ( $ extensionName , $ version , $ compare = '>=' ) { if ( ! extension_loaded ( $ extensionName ) ) { return false ; } $ extensionVersion = phpversion ( $ extensionName ) ; if ( empty ( $ extensionVersion ) ) { return false ; } if ( strncasecmp ( $ extensionVersion , 'PECL-' , 5 ) === 0 ) { $ extensionVersion = substr ( $ extensionVersion , 5 ) ; } return version_compare ( $ extensionVersion , $ version , $ compare ) ; }
Checks if the given PHP extension is available and its version matches the given one.
@param string $extensionName PHP extension name.
@param string $version required PHP extension version.
@param string $compare comparison operator, by default '>='
@return bool if PHP extension version matches.
Checks if the given PHP extension is available and its version matches the given one .