SHA1_FILE(3) 1 SHA1_FILE(3)
sha1_file - Calculate the sha1 hash of a file
SYNOPSIS
string sha1_file (string $filename, [bool $raw_output = false])
DESCRIPTION
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
o $filename
- The filename of the file to hash.
o $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(3) 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/..') |
| | |
+--------+---------------------------------------------------+
SEE ALSO
sha1(3), md5_file(3), crc32(3).
PHP Documentation Group SHA1_FILE(3)