lib/BlockCypher/Validation/JsonValidator.php
public static function validate($string, $silent = false)
    {
        @json_decode($string);
        if (json_last_error() != JSON_ERROR_NONE) {
            if ($silent == false) {
                //Throw an Exception for string or array
                throw new \InvalidArgumentException("Invalid JSON String");
            }
            return false;
        }
        return true;
    }
public static function validate($string, $silent = false)
    {
        @json_decode($string);
        if (json_last_error() != JSON_ERROR_NONE) {
            if ($silent == false) {
                //Throw an Exception for string or array
                throw new \InvalidArgumentException("Invalid JSON String");
            }
            return false;
        }
        return true;
    }
public static function validate ( $ string , $ silent = false ) { @ json_decode ( $ string ) ; if ( json_last_error ( ) != JSON_ERROR_NONE ) { if ( $ silent == false ) { //Throw an Exception for string or array throw new \ InvalidArgumentException ( "Invalid JSON String" ) ; } return false ; } return true ; }
Helper method for validating if string provided is a valid json.

@param string $string String representation of Json object
@param bool $silent Flag to not throw \InvalidArgumentException
@return bool
Helper method for validating if string provided is a valid json .