fullName : function() {
return this.firstName + " " + this.lastName ;
}
function myFunction() {
return this;
}
<button onclick = "this.style.display = 'none' ">
点击删除;
</button>
var person = {
firstName : "Mirror",
lastName : "China",
id : 10086,
fullName : function() {
return this.firstName + " " + this.lastName ;
}
};
this.firstName 意味着 this person 对象中的 firstName和lastName属性
var person1 = {
fullName : function() {
return this.firstName + " " + this.lastName ;
}
};
var person2 = {
firstName : "Mirror" ,
lastName : "China" ,
};
person1.fullName.call(person2) ; // person2将会作为参数供person1调用