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file exists function syntax tag tutorial 2013





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Php file exists () function

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(PHP 3, PHP 4 , PHP 5)

file_exists -- Checks whether a file or directory exists

Syntax

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.

Example 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";
}
?>

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 Appendix L for a listing of which wrappers support stat() family of functionality.

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

Php file exists Function syntax tag

file exists php code on this is provided for your study purpose, it will guide you to know how create and design a website using php. use it to practice and train your self online



Php file exists syntax tutorial

php tutorial guide and code design are for easy learning and programming. The code practice section provided at the top is for practising of this syntax. Use the code section up to practice your php programming online. Learning php is very easy, all you need is to use the examples on this site and practice them to perfect your skills.


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