< 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:
20
< Complete PHP Filesystem Reference