debug_zval_dump

Function • Params and return types changed in PHP 8.0

Dumps a string representation of an internal zval structure to output.

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

debug_zval_dump Function synopsis

debug_zval_dump(mixed $value, mixed ...$values): void

Parameters

$value

Typemixed

The variable or value to dump.

$values

Variadic, OptionalTypemixed

Further variables or values to dump.

Return value

The debug_zval_dump function is a void function; it does not return any values.

Changes to the debug_zval_dump Function

PHP 8.0

  • Return type added: void
  • Optional parameter added - #2: mixed $values
- debug_zval_dump(...$vars)
+ debug_zval_dump(mixed $value, mixed ...$values): void

debug_zval_dump 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