bin2hex

Function • Params and return types changed in PHP 8.0

Convert binary data into hexadecimal representation.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

bin2hex Function synopsis

bin2hex(string $string): string

Parameters

$string

Typestring

A string.

Return value

Typestring

Returns the hexadecimal representation of the given string.

Changes to the bin2hex Function

PHP 8.0

  • Return type added: string
  • Parameter name of parameter #1 changed: $data to $string
  • Parameter type added for parameter #1 ($string): string
- bin2hex($data)
+ bin2hex(string $string): string

bin2hex Function Availability

PHP VersionAvailability
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