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file_exists
Manual PHP
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file_exists

(PHP 3, PHP 4 , PHP 5)

file_exists -- Checks whether a file or directory exists

Description

bool file_exists ( string filename)

Returns TRUE if the file or directory specified by filename exists; FALSE otherwise.

On windows, use //computername/share/filename or \\computername\share\filename to check files on network shares.

Exemplu 1. Testing whether a file exists

<?php
$filename = '/path/to/foo.txt';

if (file_exists($filename)) {
    echo "The file $filename exists";
} else {
    echo "The file $filename does not exist";
}
?>

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

Indicaþie: As of PHP 5.0.0 this function can also be used with some URL wrappers. Refer to Anexa L for a listing of which wrappers support stat() family of functionality.

See also is_readable(), is_writable(), is_file() and file().

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