PHP file_exists() Function Usage and Example

PHP Filesystem Reference Manual

The file_exists() function can check if a file or directory exists. If the file or directory exists, this function returns true, otherwise it returns false.

Syntax

bool file_exists ( string $filename )

This function can check if a file or directory exists.

Online Example

<?php
　　　$filename = "/PhpProject/sample.txt"
　　　if(file_exists($filename)) {
　　　　　　echo "File $filename exists";
　　　} else {
　　　　　　echo "File $filename does not exist";
　　　}
?>

Output Result

File　/PhpProject/sample.txt exists

PHP Filesystem Reference Manual