Why can't PHP create a directory with 777 permissions?

Why can't PHP create a directory with 777 permissions?

php mkdir

php

mkdir() says theres no such directory and fails?

php upload mkdir

php

How do I use filesystem functions in PHP, using UTF-8 strings?

php utf-8 directory filesystems mkdir

php

PHP create nested directories

php directory mkdir

php

How to find a reason when mkdir fails from PHP?

php error-reporting mkdir

php

mkdir() in php is setting folder permission to 755 But I Need 777?

php permissions mkdir

php

mkdir() not working

php mkdir

php

PHP unable to create a directory with mkdir

php apache permissions mkdir selinux

php

PHP mkdir( $recursive = true ) skips last directory

php recursion path filesystems mkdir

php

Why mkdir fails with recursive option set true?

php mkdir

php

PHP mkdir() permissions

php apache mkdir

php

php mkdir() chmod and permissions

php mkdir

php