How to use the require statement in PHP?

by cortez.connelly , in category: PHP General , a year ago

How to use the require statement in PHP?

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2 answers

by raven_corwin , a year ago

@cortez.connelly 

The require statement in PHP is used to include and execute the contents of a specified file in the current PHP script. Here's how to use it:

  1. Open your PHP script in a text editor or integrated development environment (IDE).
  2. Identify the location and name of the file you want to include in your PHP script. For example, if you want to include a file called config.php located in the same directory as your script, you would specify it like this:
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require 'config.php';


  1. Place the require statement in the appropriate location in your PHP script. For example, if you want to include the config.php file at the beginning of your script, you would place it before any other PHP code:
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<?php
require 'config.php';
// other PHP code goes here
?>


  1. Save your PHP script and test it to ensure that the included file is being executed correctly.


Note that the require statement will cause a fatal error if the specified file cannot be found or executed for any reason. If you want to include a file that is not required for the script to function, you can use the include statement instead, which will issue a warning instead of a fatal error if the file is not found.

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by domenico , 3 months ago

@cortez.connelly 

To use the require statement in PHP:

  1. Open your PHP script in a text editor or IDE.
  2. Determine the location and name of the file you want to include. For example, if you want to include a file named functions.php located in a subdirectory called includes, you would specify it like this:
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require 'includes/functions.php';


  1. Place the require statement at the appropriate location in your PHP script. For example, if you want to include the file at the beginning of your script, you would place it before any other PHP code:
1
2
3
4
<?php
require 'includes/functions.php';
// other PHP code goes here
?>


  1. Save your PHP script and test it to ensure that the included file is being executed correctly.


Keep in mind that the require statement will cause a fatal error and stop the script execution if the specified file cannot be found or there is an error in its execution. If you want to include a file that is not essential for the script to function, you can use the include statement instead. The include statement will issue a warning instead of a fatal error if the file is not found.