<script>
    function handleJson(){
        var j={"name":"Michael","address":{"city":"Beijing","street":"Chaoyang Road","postcode":100025},"person":[{"city":"Beijing"},{"city":"Chaoyang Road"},{"city":100025}]};
        document.write(j.name);
        document.write(j.address.city);
        document.write(j.person[1].city);
    }
    handleJson();
</script>