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run code in 150+ php & hhvm versions
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<?php $arr='[2,5,"test"]'; $cat_limit = json_decode($arr, true);var_dump($cat_limit); echo implode($cat_limit, ',');
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> int(2) [1]=> int(5) [2]=> string(4) "test" } 2,5,test
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/bmd8V on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/bmd8V on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/bmd8V on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/bmd8V on line 3