readline_read_history

Function • Params and return types changed in PHP 8.0

Reads the history.

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

readline_read_history Function synopsis

readline_read_history(?string $filename = null): bool

Parameters

$filename

OptionalType?stringDefault valuenull

Return value

Typebool

Changes to the readline_read_history Function

PHP 8.0

  • Return type added: bool
  • Parameter type added for parameter #1 ($filename): ?string
  • Parameter default value added for position #1 ($filename): null
- readline_read_history($filename)
+ readline_read_history(?string $filename = null): bool

readline_read_history 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