Introduction:
I feel like I haven't updated my blog for a long time. The anonymous method will be introduced in this topic. The anonymous method can also be understood by name, of courseMethod without name(In real life, there are also many such
Introduction: I feel like I haven't updated my blog for a long time. In this topic, we will introduce the anonymous method. The anonymous method can also be understood by name. Of course, there are no naming methods (there are also many such
Introduction to JavaScript anonymous functions and closures, javascript anonymous Functions
Anonymous function: A function without a name;Closure: a function that can access variables in a function scope;
An anonymous Function
// Normal function box
When an anonymous function is enclosed in parentheses, the anonymous function can run immediately.
JQuery has the following code:
(function(){ // code here})();
When an anonymous function is enclosed and a bracket is added to it, the function can
JQuery has the following code:
(function(){ // code here})();
When an anonymous function is enclosed and a bracket is added to it, the function can run immediately. What a magic!
To say anonymous functions, we should first start with the functions
This article mainly introduces JavaScript anonymous functions and closures. If you need them, you can refer to anonymous functions: functions without names;
Closure: a function that can access variables in a function scope;
An anonymous Function
//
A anonymous FunctionsCommon Functionsfunction box () {// functions name is boxReturn ' Lee ';}Anonymous Functionsfunction () {// anonymous functions, errorReturn ' Lee ';}self-executing with an expression(function box () {// encapsulated as an
Knowledge Content:1. Preliminary Knowledge-function expressions2. Anonymous functions3. ClosuresFirst, the function expression1. Two ways to define functionsfunction declaration:1 function func (arg0, arg1, arg2) {2 //Functional Body 3}function
Analysis of Javascript anonymous and self-executed functions, analysis of javascript
Functions are the most flexible objects in JavaScript. Here we will only explain the usage of anonymous functions. Anonymous function: A function without a function
anonymous function: A function without a name;Closures: Functions that can access variables in a function scope;
An anonymous function
normal function
box () { //function name is box;
Return ' Lee ';
Box ();
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