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sha1()

sha1 - Calculate the sha1 hash of a string

Syntax

string sha1 (string $str, bool $raw_output)

Arguments

  • str - The input string.
  • raw_output - If the optional raw_output is set to TRUE, then the sha1 digest is instead returned in raw binary format with a length of 20, otherwise the returned value is a 40-character hexadecimal number.

Description

Calculates the sha1 hash of str using the » US Secure Hash Algorithm 1.

Version

PHP 4.3.0, 5

Return value

Returns the sha1 hash as a string.