src/Dev/Install/InstallEnvironmentAware.php
public function isIIS($fromVersion = 7)
    {
        $webserver = $this->findWebserver();
        if (preg_match('#.*IIS/(?<version>[.\\d]+)$#', $webserver, $matches)) {
            return version_compare($matches['version'], $fromVersion, '>=');
        }
        return false;
    }
public function isIIS($fromVersion = 7)
    {
        $webserver = $this->findWebserver();
        if (preg_match('#.*IIS/(?<version>[.\\d]+)$#', $webserver, $matches)) {
            return version_compare($matches['version'], $fromVersion, '>=');
        }
        return false;
    }
public function isIIS ( $ fromVersion = 7 ) { $ webserver = $ this -> findWebserver ( ) ; if ( preg_match ( '#.*IIS/(?<version>[.\\d]+)$#' , $ webserver , $ matches ) ) { return version_compare ( $ matches [ 'version' ] , $ fromVersion , '>=' ) ; } return false ; }
Check if the web server is IIS and version greater than the given version.

@param int $fromVersion
@return bool
Check if the web server is IIS and version greater than the given version .