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<?php $json = '{"id":10}'; $obj = json_decode($json, TRUE); if(isset($obj['count'])) { echo "isset \n"; } if($obj['count']===null) { echo "equal null \n"; }
based on tPO7t
Output for 5.3.0 - 7.2.0
Notice: Undefined index: count in /in/9CYX5 on line 9 equal null
Output for 5.2.0 - 5.2.17
Notice: Undefined index: count in /in/9CYX5 on line 9 equal null
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/9CYX5 on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/9CYX5 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/9CYX5 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/9CYX5 on line 4