post method
POST请求
Implementation
Future<HttpResponseData> post(api,
{params,
bool withLoadingHint = true,
bool withErrorHint = true,
String? contentType}) async {
return await _request(
api: api,
method: 'post',
params: params,
withLoadingHint: withLoadingHint,
withErrorHint: withErrorHint,
contentType: contentType);
}