Detailed _php example of in-depth HTTP response status code-speed look-up table

HTTP header Information Check URL http Server Response Code Checker

Common response Status Codes

1**: Request received, continue processing
2**: Operation received, analyzed and accepted successfully
3**: Complete this request must be further processed
4**: request contains an error syntax or cannot be completed
5**: Server failed to perform a fully valid request

100--customer must continue to issue a request
101--client requires the server to convert the HTTP protocol version on request

200--Trading Success
201--prompts to know the URL of the new file
202--accept and process, but processing incomplete
203--return information is uncertain or incomplete
204--request received, but return information is empty
The 205--server completes the request and the user agent must reset the files that are currently browsed
The 206--server has completed some of the user's Get requests

300--requested resources can be obtained in multiple places
301--Delete request data
302--found request data at other addresses
303--advises customers to access other URLs or access methods
The 304--client has executed a GET, but the file has not changed
The resource requested by 305--must be obtained from the address specified by the server
306--the code used in the previous version of HTTP, which is no longer used in the current version
307--declare the requested resource to be temporarily deleted

400--error requests, such as syntax errors
401--Request Authorization failed
402--retains a valid Chargeto header response
403--Request not allowed
404--found no files, queries, or URLs
405--the method defined by the user in the Request-line field does not allow
406--requests for resources to be inaccessible based on accept drag sent by the user
407--is similar to 401, the user must first be authorized on the proxy server
The 408--client did not complete the request within the time specified by the user
409--the current resource state, the request cannot be completed
This resource is no longer available on the 410--server and there is no further reference address
411--server rejects user-defined Content-length property request
412--one or more request header fields errors in the current request
413--requested resource is greater than the size allowed by the server
414--The requested resource URL is longer than the length allowed by the server
Request item format not supported by 415--request Resource
The 416--request contains a range request header field that does not have a range indicating value within the current request resource range, requesting
Also does not contain the If-range request header field
417--server does not meet the expected value specified by the request Expect header field, if it is a proxy server, it may be
First-level servers cannot satisfy the request

500--Server generates internal error
The requested function is not supported by the 501--server
502--servers are temporarily unavailable, sometimes to prevent system overload
503--server overload or suspend repair
504--Gateway overload, the server to use another gateway or service to respond to users, waiting time to set a longer value
505--server does not support or reject the HTTP version specified in the Support request header