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Dynamic generation iframe method compatible with mainstream browsers in JavaScript

The following code is run and passed under IE8, and an error occurred in IE9: Copy the code as follows: document.createElement('

2025-06-30
Three common ways to automatically jump HTML pages after 3 seconds

In projects, we often encounter a function like this: how to automatically jump after N seconds on the page. In fact, the method is very simple. The following article will share with you three common methods of automatically jumping in HTML pages after 3

2025-06-30
Installation of Web Programs Using GruntJS

It has the following functions to merge JS file compression JS file unit test (based on QUnit) in one sentence: Fully automation is the following is its installation process. 1. Getting started with nodejs installation (the latest node will automatically

2025-06-30
Function sharing of JavaScript verification image type (extension)

The code of copying the code in the front desk is as follows: OnClientClick="return fucCheckJpgAndGif(form1.File1.value);" -- where File1 is the function code of uploading the file control: the code of copying the code is as follows: function fu

2025-06-30
Problems and solutions encountered in HTML5 to implement simple image upload

This article mainly introduces the problems and solutions encountered in HTML5 to implement simple image upload. Friends who need it can refer to the next one. Display: Because the front-end upload file must be passed through the form form, and ajax canno

2025-06-30
Image upload plug-in ImgUploadJS: Use HTML5 File API to implement screenshot pasting and uploading, dragging and dropping

This article mainly introduces the image upload plug-in ImgUploadJS: Use HTML5 File API to implement screenshot paste and upload related information. Friends who need it can refer to the next one. Background and effect. Currently, the most uploaded files

2025-06-30
Give examples to explain some tips for using META tags in HTML

This article mainly introduces some techniques for using META tags in HTML. It gives a total of 10 small examples. META tags in HTML5 have also evolved. It can be said to be an important knowledge point in HTML learning. Friends who need it can refer to H

2025-06-30
JavaScript retains 2 custom functions with two decimal places

For some floating point numbers with multiple decimal points after decimal points, we may only need to keep 2 digits, but js does not provide such a direct function, so we have to write the function to implement this function ourselves, the code is as fol

2025-06-30
HTML5 mobile phone pop-up mask menu special effect code

This article will share with you the html5 mobile phone mask menu pops up. By clicking on the display menu, the menu will pop up, and the effect is very beautiful. Friends who are interested in the knowledge about the html5 pop-up mask menu, learn togethe

2025-06-30
Analysis and solution to the incompatibility problem of HTML5 Placeholder new tag low-version browser

The placeholder attribute is added for input in HTML5. Provide a placeholder on input, which displays the prompt information (hint) of the expected value of the input field in text. This field will display the placeholder attribute when the input is empty

2025-06-30
Use javascript code to determine whether a web page is static or pseudostatic

I have been studying Dedecms recently. Before I was preparing to build a website, I have been thinking about whether to use pseudostatic or not. I haven't decided yet. After thinking about it, the best way is to see whether the same type of website us

2025-06-30
JavaScript adds favorites function (compatible with IE, firefox, chrome)

Implementation code: Copy the code as follows: <script>function addFav(){if(document.all){window.external.addFavorite('http://VeVB.COm','FREE Web Directo

2025-06-30
Using lazy loading of functions to improve the execution efficiency of javascript code

In javascript code, due to the differences in behavior between browsers, we often include a large number of if statements in the function to check browser characteristics and solve compatibility problems of different browsers. For example, our most common

2025-06-30
Solution to the problem of duplicate submission in Enter submission form under IE

Just add a return false after submit(). For example: The code copy is as follows: document.formname.submit(); return false; In the future, you should pay attention to another method later: The code copy is as follows: if ($("

2025-06-30
JavaScript to get element style killer

Javascript method to get CSS attribute value: getComputedStyle and currentStyle 1. Inline CSS style for elements (<div style="color:#369"> hello</div> ), you can use element.st directly

2025-06-30

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