JS Object Type

Type Object Data type

The object data type in JS data type, consisting of multiple sets of [property name: attribute value] or multiple sets of ' key value pairs '.

Key:value

var obj={name: "Zhang San", age:6};

var personInfo ={

Name = "Zhang San";

age:28;

Height: "180cm";

Weight: "60kg";

}

var obj ={name: "Zhufeng"};//literal creation method

var obj =new Object ();//The way instances are created

Adds a set of property names and property values to an object

Obj.name = "Zhufeng";

obj["name"]= "Zhufeng";

Modify the property value of the original property name, specify that the property name in an object cannot be duplicated, if there is a modification before, it is not added

obj["Name"]= "Zhang San";

Gets the property Name property value, if the property name does not exist, the default return result is undefined

Console.log (obj["name"]);

Console.loh (obj.["name"]);

JS Object Type