include and require

Include () The include () statement includes and runs the specified file. The following documents also apply to require (). These two structures are exactly the same in addition to how they handle failures. The include () generates a warning and

Include () and require () statements include and run the specified file. The two structures are exactly the same on the contained files, and the only difference is the handling of errors. When the require () statement encounters an error or the

requireThe use of methods such as 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 to make it a part of the PHP program'

The following are the differences between the include () statement and the Require () statement in the PHP code: 1. Different loading mode and error handling mode The include () statement can be placed in the process control of the program,

The usage difference between include and require in PHP in PHP into, include () and require () the same function , include (include_once) and require (require_once) is to put the included file code into the specified location, But there is a

(go) PHP include and require statements Original link: http://www.w3school.com.cn/php/php_includes.asp ? Server-side include (SSI) is used to create functions, headers, footers, or elements that can be reused on multiple pages. PHP include and

The difference between include and require in PHP The difference between include and require, in fact, there is not much difference between the two, if the file to be included does not exist, include prompt notice, and then continue to execute the

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 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 to make it a part of the PHP program'

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 to make it a part of the PHP program'

1. Overviewof the Require () statementPerformanceWith the include () phasesimilar, areincludes and runs the specified file . The difference is that the include ()statement, when executing a fileeveryare going to beReadAndEvaluationfor require (),

Include () and require () the difference this is believed to be the most basic PHP problem, but also a lot of companies interview must test the problem. For everyone to review: Require (): If the file does not exist, a fatal error will be reported.

include| function If you've done Web sites of all sizes, it's important to be aware of the importance of reusing code snippets, whether it's HTML or PHP code blocks. For example, it takes a year to modify a footer that contains copyright information,

1. Summary The performance of the Require () statement is similar to the include (), which includes and runs the specified file. The difference is that for the include () statement, the file is read and evaluated every time it is executed, whereas

Include () and require () the difference this is believed to be the most basic PHP problem, but also a lot of companies interview must test the problem. For everyone to review: Require (): If the file does not exist, a fatal error will be reported.

PHP's require () and include () are not significantly different in performance.The only difference is that:Include () The file must be read and evaluated each time;Require () The file is processed only once (in fact, the contents of the file replace

Require of the use of the method such as require("MyRequireFile.php"); . This function is usually placed at the top of the PHP program, PHP program before executing, will first read into the require designated to introduce the file, so that it

The results of the include| difference include.php3 are: This is the value of a variable in the Inc1.inc file! This is the value of a variable in the Inc2.inc file! The $int variable value in the Inc1.inc file is 1! The results of the REQUIRE.PHP3

PHP re-explains include once. If there are 10 include times in a page, PHP re-explains 10 times, and PHP only explains once in case of require, even if multiple require occurs on the page, PHP will explain it once. When you use require to include a

1. phpProgramWhen you execute require (), the file will be read only once, so it is often placed at the beginning of the program. After the file is imported, PHP will re-compile the webpage file to make the introduced file a part of the original