$re = '/(\/\/<!-)([^\/]*(?:\/(?!\/!>)[^\/]*)*)(\/\/!>)/';
$str = '//<!- directiveDecoratorComment
(function directiveDecorator() {
if (typeof(angular) == \'undefined\') return;
var appElement = document.querySelector(\'[ng-app]\');
var appName = appElement.getAttribute(\'ng-app\');
if (typeof(appName) == \'undefined\') return;
var app = angular.module(appName);
angular.forEach(app._invokeQueue, function(value, key) {
if (value[1] == \'directive\') {
var directiveName = value[2][0];
app.config(function($provide) {
$provide.decorator(directiveName + \'Directive\', function($delegate) {
var directive = $delegate[0];
console.log("Decorating:",directiveName,\'on\',appName,\'template now ==\',"/views/" + directive.templateUrl);
directive.templateUrl = "/views/" + directive.templateUrl;
return $delegate;
});
});
}
});
}());
//!>';
preg_match($re, $str, $matches, PREG_OFFSET_CAPTURE, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php