phpinfo

Function • Return type changed in PHP 8.2

Outputs information about PHP's configuration.

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

phpinfo Function synopsis

phpinfo(int $flags = INFO_ALL): true

Parameters

$flags

OptionalTypeintDefault valueINFO_ALL

The output may be customized by passing one or more of the following constants bitwise values summed together in the optional $flags parameter. One can also combine the respective constants or bitwise values together with the bitwise or operator.

Return value

Typetrue

Always returns true

Changes to the phpinfo Function

PHP 8.2

  • Return type changed: bool to true
- phpinfo(int $flags = INFO_ALL): bool
+ phpinfo(int $flags = INFO_ALL): true

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $what to $flags
  • Parameter type added for parameter #1 ($flags): int
  • Parameter default value added for position #1 ($flags): INFO_ALL
- phpinfo($what)
+ phpinfo(int $flags = INFO_ALL): bool

phpinfo Function Availability

PHP VersionAvailability
PHP 8.5Future Release Yes
PHP 8.4Upcoming Release Yes
PHP 8.3Supported (Latest) Yes
PHP 8.2Supported Yes
PHP 8.1Security-Fixes Only 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