JavaScript

Single JS ban page right menu--Avoid web site information stolen Copy Code code as follows: Copying on a Web page is largely accomplished by JavaScript. Ondragstart= ' return false ' onbeforecopy= ' return False '

1 determining whether an array type Copy Code code as follows: 2 determining whether a string type Copy Code code as follows: 3 Determining whether a numeric type Copy Code code as follows:

Here in the source code, did not do style processing, but the function is OK, I hope you can communicate with me! Copy Code code as follows: Click on the pop-up div selection Info

One: Calculate the number of days difference between two dates Like what:str1 = "2002-01-20"str2 = "2002-10-11"How to use JavaScript to calculate the difference between str1 and str2 days? Copy Code code as follows:

1. Pass value (by value) The value of a variable is copied, which is irrelevant to the original value, which means that even if the new value is modified, the original value will not change, and the base type is passed in JavaScript. Copy

Today, when reading the JavaScript Authority Guide, we found that there are two kinds of break syntax (break; and break label; Never looked carefully, on the first few pages. But do not understand how to write label, so the internet search, found

When you judge a client file, you can use the Copy Code code as follows: var Fso,s=filespec; Filespec= "C:/path/myfile.txt" Fso=new ActiveXObject ("Scripting.FileSystemObject"); if (FSO). FileExists (filespec)) s+= "exists."

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A pen test to think about, usually no one will modify the parameter values inside the function. Here, there are three ways to change the discussion. 1, directly modify the function declaration when the formal parameters Copy Code code as

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Copy Code code as follows: Year of birth Birth Month Please select a month January February March April May June July August September October November December Day Constellation: Zodiac:"

Copy Code code as follows: reading XML and Paging In the process of writing, involving the processing of code, because I initially, the JavaScript code in the head tag, resulting in the Document.body object is empty! We all

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Recently the most online saw a person interview Taobao experience, and then found himself a lot of not very clear place, so I write some articles to deepen their understanding of some problems. One of the questions mentioned in the article is: How

Copy Code code as follows: Array's sort () method

First, the causeThat day to Prototype.js opened to see, only to see a few lines on the full head fog, the reason is not very familiar with the object-oriented JS, so Baidu +google a handful, finally count small have harvest, write this commemorative

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Copy Code code as follows: Delay wait Effect of/*ajax submission * * var ajaxloding = new Object (); Wraperid: container element showing loding pictureMS: Indicates the length of time that the loding icon displays, millisecondsEnvent: An

Originally want to arttemplate source analysis of the comments put up to share, but after a year, can not find, had to analyze the template engine principles, their own try Write down the template engine to share with you, leave a souvenir,

How JavaScript gets the specified object on the current page. The method is as follows: Copy Code code as follows: document.getElementById (ID)//Get object with specified ID value Document.getelementsbyname (name)//Get an array of