chdir()

chdir() — Change directory.

Built-in function of PHP 8.5. The manual lists it as available in PHP 4, PHP 5, PHP 7, PHP 8. This page is the reference card: signature, parameters and return value, plus the changelog and the example the manual provides.

What it does

Changes PHP's current directory to directory.

Signature

chdir(string $directory): bool

Parameters

Return value

Returns true on success or false on failure.

Example

A runnable snippet:

// current directory echo getcwd() . "\n"; chdir('public_html'); // current directory echo getcwd() . "\n";

Output:

/home/vincent /home/vincent/public_html

See also

getcwd()

All PHP 8.5 built-in functions

Reference card built from the PHP manual page chdir() (PHP documentation, CC BY 3.0). The page is generated from the manual, so the wording of the parameter and return value text follows php.net.