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<?php $json = '{"100308":1}'; $temp = json_decode($json); $sub = get_object_vars($temp); // Error Array var_dump($sub, array_key_exists('100308', $sub));
Output for 5.2.0 - 5.6.38, 7.0.17 - 7.0.32, 7.1.3 - 7.2.12
array(1) { [100308]=> int(1) } bool(true)
Output for hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.0.16, 7.1.0 - 7.1.2
array(1) { ["100308"]=> int(1) } bool(false)
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/vZbPc 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/vZbPc 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/vZbPc 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/vZbPc on line 4