Laravel 8 throw_unless() {#collection-method}
在给定的布尔表达式结果为 false
时,throw_unless
函数抛出给定的异常:
throw_unless(Auth::user()->isAdmin(), AuthorizationException::class);
throw_unless(
Auth::user()->isAdmin(),
AuthorizationException::class,
'You are not allowed to access this page'
);