sha1_file
Function • Params and return types changed in PHP 8.0
Calculate the sha1 hash of a file.
sha1_file Function synopsis
sha1_file(string $filename, bool $binary = false): string|falseParameters
$filename
Typestring
The filename of the file to hash.
$binary
OptionalTypeboolDefault valuefalse
When true, returns the digest in raw binary format with a length of
20.
Return value
Typestring|false
Returns a string on success, false otherwise.
Changes to the sha1_file Function
PHP 8.0
- Return type added:
string|false - Parameter type added for parameter #1 (
$filename):string - Parameter name of parameter #2 changed:
$raw_outputto$binary - Parameter type added for parameter #2 (
$binary):bool - Parameter default value added for position #2 (
$binary):false
- sha1_file($filename, $raw_output)
+ sha1_file(string $filename, bool $binary = false): string|falsesha1_file Function Availability
sha1_file Function Availability| PHP Version | Availability |
|---|---|
| PHP 8.6Upcoming Release | Yes |
| PHP 8.5Supported (Latest) | Yes |
| PHP 8.4Supported | Yes |
| PHP 8.3Security-Fixes Only | Yes |
| PHP 8.2Security-Fixes Only | Yes |
| PHP 8.1Unsupported | Yes |
| PHP 8.0Unsupported | Yes |
| PHP 7.4Unsupported | Yes |
| PHP 7.3Unsupported | Yes |
| PHP 7.2Unsupported | Yes |
| PHP 7.1Unsupported | Yes |
| PHP 7.0Unsupported | Yes |
| PHP 5.6Unsupported | Yes |
| PHP 5.5Unsupported | Yes |
| PHP 5.4Unsupported | Yes |
| PHP 5.3Unsupported | Yes |