json_last_error

FunctionReturn type changed in PHP 8.0

Returns the last error occurred.

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

json_last_error Function synopsis

json_last_error(): int

Parameters

json_last_error does not take any parameters.

Return value

Typeint

Returns an integer, the value can be one of the following constants:

json_last_error returns one of the following constant values:

Changes to the json_last_error Function

PHP 8.0

  • Return type added: int
- json_last_error()
+ json_last_error(): int

json_last_error 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