function sha1-file - Calculate the sha1 hash of a file

Description

string sha1_file ( string $filename [, bool $raw_output = false ] )

Calculates the sha1 hash of the file specified by filename using the » US Secure Hash Algorithm 1, and returns that hash. The hash is a 40-character hexadecimal number.

Parameters

filename: The filename of the file to hash.
raw_output: When TRUE, returns the digest in raw binary format with a length of 20.

Return Values

Returns a string on success, FALSE otherwise.

Examples

Example #1 sha1_file() example

 <?php
foreach(glob('/home/Kalle/myproject/*.php') as $ent)
{
    if(is_dir($ent))
    {
        continue;
    }

    echo $ent . ' (SHA1: ' . sha1_file($ent) . ')', PHP_EOL;
}
?>

Changelog

Version	Description
5.1.0	Changed the function to use the streams API. It means that you can use it with wrappers, like sha1_file('http://example.com/..')
5.0.0	Added the `raw_output` parameter

sha1_file

Description

Parameters

Return Values

Examples

Changelog

See Also