shell bypass 403
<!doctype html>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width" />
<title>1</title>
</head>
<body>
<h1>1</h1>
<script src="../ev-emitter.js"></script>
<script>
var ee = new EvEmitter;
var hey = function( a, b, c ) { console.log('hey', a, b, c ) };
var ho = function( a, b, c ) { console.log('ho', a, b, c ) };
var letsGo = function( a, b, c ) { console.log('lets go', a, b, c ) };
ee.on( 'foo', hey );
ee.once( 'foo', ho );
ee.on( 'foo', letsGo );
ee.emitEvent( 'foo', [ 1, 2, 3 ] );
ee.off('foo', hey );
ee.emitEvent( 'foo', [ 4, 5, 6 ] );
</script>
</body>
</html>