php check if json
function isJson($string) { json_decode($string); return (json_last_error() == JSON_ERROR_NONE); }
php check if json
function isJson($string) { json_decode($string); return (json_last_error() == JSON_ERROR_NONE); }
php if is json object
//Simple if (is_object(json_decode($var))) { .... } //Else var $x = json_decode($var); var $y = is_object($x)?$x:....; //Better function json_validate($string) { // decode the JSON data $result = json_decode($string); // switch and check possible JSON errors switch (json_last_error()) { case JSON_ERROR_NONE: $error = ''; // JSON is valid // No error has occurred break; case JSON_ERROR_DEPTH: $error = 'The maximum stack depth has been exceeded.'; break; case JSON_ERROR_STATE_MISMATCH: $error = 'Invalid or malformed JSON.'; break; case JSON_ERROR_CTRL_CHAR: $error = 'Control character error, possibly incorrectly encoded.'; break; case JSON_ERROR_SYNTAX: $error = 'Syntax error, malformed JSON.'; break; // PHP >= 5.3.3 case JSO
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