sha1
PHP 4 >= 4.3.0, PHP 5, PHP 7, PHP 8
sha1 - Calculate the sha1 hash of a string
sha1(
string$string,
[bool$binary = false] ): string
Calculates the sha1 hash of string using the US Secure Hash Algorithm 1.
Parameters
- string
-
The input string.
- binary
-
If the optional binary 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.
Return Values
Returns the sha1 hash as a string.