fileperms

PHP 4, PHP 5, PHP 7, PHP 8

fileperms - Gets file permissions

Manual

Code Examples

Example #1 Display permissions as an octal value

Result: 1777 0644

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Example #2 Display full permissions

Result: -rw-r--r--

<?php
$perms = fileperms('/etc/passwd');
switch ($perms & 0xF000) {
    case 0xC000: // socket
        $info = 's';
        break;
    case 0xA000: // symbolic link
        $info = 'l';
        break;
    case 0x8000: // regular
        $info = 'r';
        break;
    case 0x6000: // block special
        $info = 'b';
        break;
    case 0x4000: // directory
        $info = 'd';
        break;
    case 0x2000: // character special
        $info = 'c';
        break;
    case 0x1000: // FIFO pipe
        $info = 'p';
        break;
    default: // unknown
        $info = 'u';
}
// Owner
$info .= (($perms & 0x0100) ? 'r' : '-');
$info .= (($perms & 0x0080) ? 'w' : '-');
$info .= (($perms & 0x0040) ?
            (($perms & 0x0800) ? 's' : 'x' ) :
            (($perms & 0x0800) ? 'S' : '-'));
// Group
$info .= (($perms & 0x0020) ? 'r' : '-');
$info .= (($perms & 0x0010) ? 'w' : '-');
$info .= (($perms & 0x0008) ?
            (($perms & 0x0400) ? 's' : 'x' ) :
            (($perms & 0x0400) ? 'S' : '-'));
// World
$info .= (($perms & 0x0004) ? 'r' : '-');
$info .= (($perms & 0x0002) ? 'w' : '-');
$info .= (($perms & 0x0001) ?
            (($perms & 0x0200) ? 't' : 'x' ) :
            (($perms & 0x0200) ? 'T' : '-'));
echo $info;

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fileperms

Example #1 Display permissions as an octal value

Example #2 Display full permissions

Function fileperms:

Filesystem Functions

Most used PHP functions