JavaScript

The last written "Uniq method for JavaScript arrays" found that the problem with the code was still there. For example, if there are undefined elements in the array can not be filtered. Yesterday I saw the Lazy brother renew the function, and now

The final product code written hastily, no fault tolerance, encapsulation is unreasonable, only to achieve the core part of the other parts, like to add the old add bar. Let's start my tutorial (a tutorial, write a little bit, too little time to

Copy Code code as follows: Copy Code code as follows: When the G-Disk exists Cs_ref.chm file can be found var roots=string.fromcharcode (65+2); This sentence is to get all the disks from C disk to Z disk The path in JS must

How to use: 1. Storing cookies 2, Parameter Description: 1, parameter 1:cookie store name, parameter 2:cookie the value to store 3. Examples are as follows: Setcookie (' method ', match); 1. Get cookies 2, Parameter Description: 1, parameter

if (!document.all) { ZZCV FF IE compatible script /* Script does not solve the problem and processing: 2.IE, you can use () or [] to get the collection class object; Firefox, you can only use [] to get collection class objects. WORKAROUND: Use []

Promise, Chinese can be understood as a desire to represent the end result of a single operation. A promise has three states: unfulfilled (unsatisfied), fulfilled (satisfied), failed (failed), fulfilled state and failed state can be monitored. A

Recently, I found the data lost when I passed the special character with the URL. In fact, it is not lost, for example, ' + ' it will be treated as a connection character. One, replace into 16 characters, in this column several commonly used

front. A function is a core concept for any language, especially in JavaScript. I've previously introduced the function in the form of a deep understanding of the function family, and this article will go a step further and introduce the 3 advanced

Under IE, we can easily use the following code to implement the Settings home page: Click here to make devdao.com your default homepage! [Ctrl + A All SELECT Note: If the need to introduce external JS need to refresh to

In fact, this article is very early before the written, but because of the SF save the bug, so at that time wrote a lot of, the result did not save, feel that this did not finish is a big regret, today just have time to add, also just give me the

function Geturlarg (seekarg) {var url= location.href; Separate the parameter parts of the question mark from the well number, such as Http://www.jb51.net/testjs.htm?p=1&t=1&u=1#test p=1&t=1&u=1 if ( rematch = Url.match (/\? [^#]+) #?/)) {var

The system would have been very complicated, but after analyzing each part clearly, the technology needed was not high. However, when I put all the functional functions in preparation for encapsulation, I found it is not easy to encapsulate the

Overwrite prototype Prisoner example//1. Defines the prototype object var proto = {Sentence:4,//imprisonment years Probation:2//probation years}; 2. Define the constructor of the prototype object var prisoner = function (name, id)

Objective The so-called "semantic version number" is to show the semantics in the version number, or the version number itself is meaningful, no longer a random number. This specification makes a more rigorous description of the meaning of each

In the process of the exercises to try the snake game with JS to achieve. Had succeeded. Idea: Use the 10px*10px div layer as "pixel" and then use the 40*40 matrix 160 "Pixels" to make up the game's interface. Here's the code: Copy Code code

1. When the Web page is loaded, the JS file reference in the page code (below) will generate an HTTP request to the server because the file that was loaded before the Body.onload event (which I call static loading) will produce an HTTP request to

Loops are a very common control structure, most things depend on it to do it, in JavaScript we can use for (;;), while (), for (in) three loops, in fact, in these three loops for (in) is very inefficient because he needs to query the hash key, As

Normal printing is the use of window.print (); Print directly to the entire page, but if you need to print some of the content defined in the Web page, you can use the following methods: 1. Add JavaScript to the page's code header: JavaScript code

Copy Code code as follows: Initializes a new instance of the StringBuilder class and appends the given value if supplied function StringBuilder (value) { This.strings = new Array (""); This.append (value); } Appends the given

JS is an object-based language that can be modeled using object-oriented thinking java| Object-oriented languages such as C + +.• Process oriented◦ Focus on the steps to solve the problem • Object-oriented◦ focuses on the objects (content and roles)