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PHP filesize() Function

Complete PHP Filesystem Reference

Definition and Usage

The filesize() function returns the size of the specified file.

This function returns the file size in bytes on success or FALSE on failure.

Syntax

filesize(filename)

Parameter	Description
filename	Required. Specifies the file to check

Tips and Notes

Note: The result of this function are cached. Use clearstatcache() to clear the cache.

Example

<?php
echo filesize("test.txt");
?>

The output of the code above will be: