5.5.15

fileinode

(PHP 4, PHP 5)

fileinodeGets file inode

Description

int fileinode ( string $filename )

Gets the file inode.

Parameters

filename

Path to the file.

Return Values

Returns the inode number of the file, or FALSE on failure.

Examples

Example #1 Comparing the inode of a file with the current file

<?php
$filename 
'index.php';
if (
getmyinode() == fileinode($filename)) {
    echo 
'You are checking the current file.';
}
?>

Errors/Exceptions

Upon failure, an E_WARNING is emitted.

Notes

Note: The results of this function are cached. See clearstatcache() for more details.

Tip

As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to Supported Protocols and Wrappers to determine which wrappers support stat() family of functionality.

See Also

  • getmyinode() - Gets the inode of the current script
  • stat() - Gives information about a file

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User Contributed Notes 1 note

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mark nearby techexplained dot com
9 years ago
This function, in spite of its name, also works for directories. Most any valid path in the filesystem will generate an inode value.
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