demo/www/lib/ionic/js/ionic.bundle.js
function regExpPrefix(re) {
    var prefix = /^\^((?:\\[^a-zA-Z0-9]|[^\\\[\]\^$*+?.()|{}]+)*)/.exec(re.source);
    return (prefix != null) ? prefix[1].replace(/\\(.)/g, "$1") : '';
  }
function regExpPrefix(re) {
    var prefix = /^\^((?:\\[^a-zA-Z0-9]|[^\\\[\]\^$*+?.()|{}]+)*)/.exec(re.source);
    return (prefix != null) ? prefix[1].replace(/\\(.)/g, "$1") : '';
  }
function regExpPrefix ( re ) { var prefix = / ^\^((?:\\[^a-zA-Z0-9]|[^\\\[\]\^$*+?.()|{}]+)*) / . exec ( re . source ) ; return ( prefix != null ) ? prefix [ 1 ] . replace ( / \\(.) / g , "$1" ) : '' ; }
Returns a string that is a prefix of all strings matching the RegExp
Returns a string that is a prefix of all strings matching the RegExp