JQuery each method of printing JS objects_jquery

We know that JavaScript can use alert to output the value of a variable, but sometimes it returns an object, data in json format. jQuery can use this method to loop through and read out the value of the object. If the object name is obj, it will loop through and print it. Value:

Copy code The code is as follows:

$.each(obj,function(key, val){
if($.isPlainObject(val) || $.isArray(val)){
subObj(val);
}else{
alert(key '=' val);
}
});