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<?php function isJson($string) { json_decode($string); return (json_last_error() == JSON_ERROR_NONE); } $a=['arraiii'=>['dentro'=>234]]; var_dump(isJson($a));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: json_decode(): Argument #1 ($json) must be of type string, array given in /in/80SOE:6 Stack trace: #0 /in/80SOE(6): json_decode(Array) #1 /in/80SOE(14): isJson(Array) #2 {main} thrown in /in/80SOE on line 6
Process exited with code 255.

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