when using php"s lightweight slim framework, I found two introduction of Request and Response:
1. Slim\ Http\ Request;
2. \ Psr\ Http\ Message\ ServerRequestInterface
I wonder if there is a difference between the two?
if mixed, will it cause an error?
using 1
2 is interface Ah
ServerRequestInterface is a Request interface based on PSR-7 specification
Request is an implementation of ServerRequestInterface
ServerRequestInterface should be injected when using dependency injection
only Request can be used in practical use
for example, the POST request interface is specified, but a request from GET will report an error as shown in the following figure so how do you customize the returned errors? For example, { "error ": "Method not allowed "} is returned. ...
the following code: require vendor autoload.php ; $app->get( hello[ {name}] , function ($request, $response, $args) { $response->write("Hello, " . $args[ name ]); return $response; })->setArgument( name , World! ...