include once function in php

PHP include and require reprinted from: http://blog.sina.com.cn/s/blog_5d2673da0100cp6o.html? Include and require in different PHP versions of require (), include (), require_once () and include_once () Reprinted from:

 One of the most common PHP problems mentioned during the interview, I would like to share with you the many similarities and differences between require () and include. Understanding their differences is very important, otherwise it is easy to make

Php file call and several functions including include_once () require_once () include () require (. The require () statement includes and runs the specified file. The require () statement includes and runs the specified file. For details about how

Similarities and differences between require (), include (), require_once () and include_once. Require () and include () have many similarities and differences. Understanding their differences is very important, otherwise it is easy to make mistakes.

Require ()The require () statement includes and runs the specified file. The require () statement includes and runs the specified file. For details about how to work, see the include () document. Require () and include () are identical in all

Let's talk about the differences between require (), include (), require_once () and include_once () in php. This article introduces the usage and difference of four types of functions for calling external files in php. For more information, see.

Include and require in PHP Reprinted from: http://blog.sina.com.cn/s/blog_5d2673da0100cp6o.html ? Similarities and differences of require (), include (), require_once () and include_once () There are many similarities and differences between

The  include (), require () statement contains and runs the specified file. The two structures are exactly the same on the containing file, and the only difference is the handling of the error. The require () statement stops when it encounters a

Require and include are almost the same, except for different methods of handling failures. Require generates an E_COMPILE_ERROR-level error when an error occurs. In other words, it will cause the script to stop and include will only generate a

To use a function defined in a file in a PHP script, you need to use the include (), include_once (), require (), and require_once (), a function library file is loaded into the script program. In the previous section we talked about how to use a