Introduction to the use of php chroot() function?

php chroot() FunctionChange the root directory of the current process to directory, and change the current working directory to "/".

PS: This function requires root privileges and is only available on GNU and BSD systems when using CLI, CGI, and embedded SAPI. This function is not implemented on Windows platforms.

Syntax

chroot(directory);

Parameters: directory Required. Specifies the new root directory path.

This function returns TRUE if successful and FALSE if failed.

Instance of php chroot() function, use php chroot() function to change the root directory, the code is as follows:

<?php
// Change root directory
chroot("/path/to/chroot/");

// Get current directory
echo getcwd();
?>

Output result:

/

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