: This article mainly introduces ajax asynchronous requests to the php backend to process the time-consuming task session_write_close. if you are interested in the PHP Tutorial, refer to it. Problem:
AjaxAfter processing time-consuming tasks in the php background for asynchronous requests,
AjaxThe subsequent JavaScript code can run normally, but the current browser cannot click to browse
AjaxOther pages of the requested address (stuck or blocked ).
Solution:
First, the frontend is normal.
AjaxRequest.
Second, the PHP background method must include the following three sentences:
Ignore_user_abort (); // Leave the client
Set_time_limit (0); // unlimited execution time
Session_write_close (); // unlock the session
Session_write_close () is the focus. if the background is not completed, the session is locked. Therefore, you need to add session_write_close-Write session data and end session.
The preceding section describes the time-consuming task session_write_close for ajax asynchronous requests to the php backend, including ajax content, and hopes to help friends who are interested in PHP tutorials.
