Route::get('new/','News/read'); // 定义GET请求路由规则
Route::post('new/','News/update'); // 定义POST请求路由规则
Route::put('new/:id','News/update'); // 定义PUT请求路由规则
Route::delete('new/:id','News/delete'); // 定义DELETE请求路由规则
Route::any('new/:id','News/read'); // 所有请求都支持的路由规则
\->allowCrossDomain();跨域