PHP mkdir() Function

❮ PHP Filesystem Reference

Example

Create a directory named "test":

<?php
mkdir("test");
?>

Definition and Usage

The mkdir() function creates a directory specified by a pathname.

Syntax

mkdir(path, mode, recursive, context)

Parameter Values

Parameter Description
path Required. Specifies the directory path to create
mode Optional. Specifies permissions. By default, the mode is 0777 (widest possible access).

Note: The mode parameters is ignored on Windows platforms!

The mode parameter consists of four numbers:

  • The first number is always zero
  • The second number specifies permissions for the owner
  • The third number specifies permissions for the owner's user group
  • The fourth number specifies permissions for everybody else

Possible values (to set multiple permissions, add up the following numbers):

  • 1 = execute permissions
  • 2 = write permissions
  • 4 = read permissions
recursive Optional. Specifies if the recursive mode is set (added in PHP 5)
context Optional. Specifies the context of the file handle. Context is a set of options that can modify the behavior of a stream (added in PHP 5)

Technical Details

Return Value: TRUE on success, FALSE on failure
PHP Version: 4.0+
❮ PHP Filesystem Reference
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