JavaScript

JavaScript Object definition method 1. var obj = new Object ()Copy codeThe Code is as follows: New Document 2. var obj = {};Copy codeThe Code is as follows: New Document You can also initialize the value at definition:Var obj = {key: '11 '};How to

Sample Code:Copy codeThe Code is as follows:Var date1 = new Date (maid, 1 );Var date2 = new Date (maid, 1 );Date1 = date2; // The execution result is false.Date1 === date2; // The execution result is false.Var num1 = new Number (10 );Var num2 = new

Copy codeThe Code is as follows: Normal call: Button call: Id = "button" type = "button" onclick = "c. showMoreDay = true; c. show (getObjById ('btntxt '), '2017-1-1', this) "/> Id = "button3" type = "button" onclick = "c. showMoreDay = true; c.

Copy codeThe Code is as follows:-- The documentElement attribute returns the root node of the document. // If there is a space between the body and the div, or there is a space between each layer, the result will be affected. Layer 2 Layer 3

Copy codeThe Code is as follows: Copy codeThe Code is as follows: enter the following information Name: Gender: male female Marital status:

Copy codeThe Code is as follows:Function cls_marquee (id, id1, id2, sp ){This. obj_id = id;This. obj_id1 = id1;This. obj_id2 = id2;This. speed = sp;Eval (this. obj_id2 + ". innerHTML =" + this. obj_id1 + ". innerHTML ");Function Marquee (){If (eval (

The location object provides many attributes and methods for parsing URLs.Copy codeThe Code is as follows: During the search test, you need to click a connection from another page and pass through the browser address bar: GO

Copy codeThe Code is as follows: Item 1 option 2 option 2 $ (". Selector: contains ('xx ')")Contains () is used only for matching searches. It is not accurate enough. The selector that contains xx and the selector that contains xxabc will be

Copy codeThe Code is as follows:/*** Window. onresize event-specific event binder v0.1 Alucelx* Http://www.cnblogs.com/Alucelx/archive/2011/10/20/2219263.html* * This vulnerability is used to solve the multiple execution bugs of lte ie8 & chrome and

In general, functions in JavaScript can:◆ Assigned to a variable◆ Attributes assigned as objects◆ Passed into other functions as parameters◆ Returned as a function result◆ Create with wordsFunction object 1.1 create a functionA method of creating

To use this code to access your webpage, you must use a pixel font (PX) instead of a relative font, either "EM" or "% ". Of course, if you use code of other font units, you can easily adapt to this. If the script cannot find the font size of a

For non-ie browsers, flash is used for implementation. The js Code is as follows:Copy codeThe Code is as follows: Download the flash file from here: Download

Copy codeThe Code is as follows:/*** A well-designed timing actuator* First, a PeriodicalExecuter type is created by Class. create,* Configure the prototype in the syntax of the object quantity directly.** It must be particularly noted that the

In fact, it is not difficult to implement it. First, let's look at the implementation process. First, if the navigation is within the display range, no modification is required. When the navigation is out of the display range, that is, when the

Here is a simple test page: "hello world" is displayed on IE and Firefox, while chrome, safari, and opera are unresponsive.The following is a short test code (deliberately modifying domain so that the parent page and child page are different domain

Use your brain as a browser to execute the following code twice: IE6 and IE9:Copy codeThe Code is as follows:Function testFunc (){Alert ('test ')}$ (Function (){Var g = document. getElementById,W = window. testFunc;// GAlert (typeof (g ));Alert

Since then, I have done a lot of research on these methods and have used them in many occasions. In many tasks, they prove to be very useful (especially concerning the abstract DOM selector of structures ).1. DOMElement. contains (DOMNode)This

1. Function for obtaining image size getImageSizeCopy codeThe Code is as follows:Function getImageSize (imageEl ){Var I = new Image (); // create an Image objectI. src = imageEl. src; // assign the src attribute of the image to the src attribute of

Chapter 2 Advanced Skills1. Advanced functions1.1 Scope-safe Constructor① When you directly call the constructor rather than the new operator, because this object is bound late, it will be mapped to the Global Object window, resulting in an object

Copy codeThe Code is as follows: Use marquee and div + js respectively to achieve the loop rolling effect of the first and end Links Use marquee to achieve loop rolling effect (IE only): here is the content to be rolled Use DIV + javascript to