chroot

Function • Removed in PHP 8.5

Change the root directory.

PHP 5

PHP 7

Improved

PHP 8.1-8.2

PHP 8.3

PHP 8.4

Removed

PHP 8.6

`chroot` Function synopsis

chroot(string $directory): bool

Parameters

`$directory`

Typestring

The path to change the root directory to.

Return value

Typebool

Returns true on success, false on failure

Changes to the `chroot` Function

PHP 8.5

Function removed

PHP 8.0

Return type added: bool
Parameter type added for parameter #1 ($directory): string

- chroot($directory)
+ chroot(string $directory): bool

PHP 5.6

Function added

`chroot` Function Availability

PHP Version	Availability
PHP 8.6Future Release	No
PHP 8.5Upcoming Release	No
PHP 8.4Supported (Latest)	Yes
PHP 8.3Supported	Yes
PHP 8.2Security-Fixes Only	Yes
PHP 8.1Security-Fixes Only	Yes
PHP 8.0Unsupported	Yes
PHP 7.4Unsupported	Yes
PHP 7.3Unsupported	Yes
PHP 7.2Unsupported	Yes
PHP 7.1Unsupported	Yes
PHP 7.0Unsupported	Yes
PHP 5.6Unsupported	Yes
PHP 5.5Unsupported	Yes
PHP 5.4Unsupported	Yes
PHP 5.3Unsupported	Yes