Node express 跨域支持

Node express 跨域支持

app.all('*', function(req, res, next) {
	res.header('Access-Control-Allow-Origin', '*');
	res.header('Access-Control-Allow-Headers', 'Content-Type');
	res.header('Access-Control-Allow-Methods', '*');
	res.header('Content-Type', 'application/json;charset=utf-8');
	next();
});