预检错误响应在 angular2 中具有无效的 HTTP 状态代码 405

Error Response for preflight has invalid HTTP status code 405 in angular2

我启用了跨源但仍然显示错误:

Response for preflight has invalid HTTP status code 405

XMLHttpRequest cannot load http://local.admin.com/public/api/v1/employee/20. Response for preflight has invalid HTTP status code 405

流明错误 api 所以我在流明中添加 header 现在问题已解决