This article at the same time solve two problems is PHP require and include reference URL and PHP file encoding conversion function problem, the need for friends can see Ha, refer to.
PHP Configuration "allow_url_fopen" This option is open, you can
For PHP file calls, we sometimes use the include, include_once, require, require_once and fall into the discretion, not only beginners so, advanced engineering is also there will be tangled time. And there is still no consensus on which one to use
PHP require and include differences
The use of require is as follows require("MyRequireFile.php"); . This function is usually placed at the front of the PHP program, and before the PHP program executes, it is read into the file specified by require
PHP Require conditional reference issues
On the internet to see such a message
The Include () function is the same as require (), but there are some differences in usage, include () is a conditional include function, and require () is an
PHP /* * * Created by Phpstorm. * user:dy040 * DATE:2017/11/24 * time:9:29 * * * Implementation code Reuse section * include () * contains another file *
If an error is encountered, but continue execution * The code that is
Include and require always go the same logic, only in the 7th step to distinguish between the judgmentInstructions on the manual:Require and include are almost exactly the same, in addition to handling failures differently. Require generates an
Require a file is wrong, then the program will break execution and display a fatal errorInclude a file if there is an error, then the program will not be the middle end, but continue to execute, and display a warning error.The following supplements
Require is used in the following way: Require ("myfile.php"), this statement is usually placed at the front of the PHP script. Before the PHP program executes, it will read into the file introduced by the Require () statement, making it part of the
See online about require and include how to choose, pro-Test and summed up a bit:1. The _once suffix indicates that loading is not repeated.2. Error:
When the include introduces a file, if it encounters an error, it throws a hint and
Who can help me explain how to automatically load the class/* require (ROOT. 'include/db. class. php '); require (ROOT. 'include/conf. class. php '); require (ROOT. 'include/log. class. php '); require (R, who can help me explain how to
Is it because I learned from Perl? However, Perl is a language embedded with regular expressions. It is natural to use separators to indicate regular expressions. Since PHP uses preg functions, why do I need separators? Function processing is also
Require
Require and include are almost exactly the same, in addition to handling failures differently. Require generates an E_COMPILE_ERROR level error when an error occurs, in other words, causes the script to abort and the include only generates a
In a large Web project, Include_path is fundamental to a modular design (and of course, there are many autoload-based designs that do not affect this article), but precisely because of Include_path, It often leads us to a seemingly "bizarre" problem
What permissions does php need to access window authentication in PHP under IIS? & nbsp; -- & gt; remove integrated WINDOWs & nbsp; Authentication & nbsp; -- & gt; the problem of forcing IIS to access IUSER_XXX with an anonymous account remains
On the internet to see such a message
The Include () function is the same as require (), but there are some differences in usage, include () is a conditional include function, and require () is an unconditional include function.
Regardless of the
This article describes the PHP four call external file function usage and differences, there is a need to know friends can refer to.
There are two ways to refer to a file: Require and include. Two ways to provide different use elasticity.
Require
PHP Tutorial Require/include sequence
In a large Web project, Include_path is fundamental to a modular design (and of course, there are many autoload-based designs that do not affect this article), but precisely because of Include_path, It often
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
What permissions does php need to access window authentication in PHP under IIS? & nbsp; -- & gt; remove integrated WINDOWs & nbsp; Authentication & nbsp; -- & gt; the problem of forcing IIS to access IUSER_XXX with an anonymous account remains
Php tutorial require/include sequence explanation
In a large web project, include_path is the root of a modular design (of course, there are also many designs based on autoload, which does not affect the discussion in this article ), however, it is
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