get_defined_vars

Function • Return type changed in PHP 8.0

Returns an array of all defined variables.

PHP 5

PHP 7

Improved

PHP 8.1

PHP 8.2-8.3

PHP 8.4

PHP 8.5

PHP 8.6

`get_defined_vars` Function synopsis

get_defined_vars(): array

Parameters

get_defined_vars does not take any parameters.

Return value

Typearray

A multidimensional array with all the variables.

Changes to the `get_defined_vars` Function

PHP 8.0

Return type added: array

- get_defined_vars()
+ get_defined_vars(): array

`get_defined_vars` 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