JavaScript

JavaScript and corresponding frameworks such as jQuery are nowadays an indispensable part of Internet pages. Only the functionality brought by JavaScript enables dynamic websites and Ajax.

This portal is all about the topic JavaScript.

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JavaScript: Change Page Title
How can I change the title of an HTML page with JavaScript? Is that possible? I would like to customize the existing title (title...
Question | 1 Answer
jQuery: Change the Title of an HTML Page
How can I change the page title of an HTML page with the help of jQuery, even after loading the page? Is that...
Question | 1 Answer
jQuery: Set the width of an element in percent
I would like to change the width of some elements with jQuery. The information should be provided in percent, so I would like to...
Question | 2 Answers
jQuery: Check if an element is invisible
Using the functions .hide(), .show(), and .toggle(), I can easily change the visibility of items with jQuery. But how can ...
Question | 2 Answers
jQuery: Show and hide elements
In this tutorial, I'd like to show you how to make a visible HTML element disappear or make an invisible one visible again...
Tutorial | 0 Comments
jQuery: Show a DIV - Hide other DIVs
Some time ago I have written a tutorial in which I described ...
Tutorial | 0 Comments

New Answers and Comments

Guest: I have a looping input type file. How I should implement the javascript function as an...
Tutorial | How to resize Image before Upload in Browser
Guest: Thank you. You've made my world simple. May God Bless...
Tutorial | How to resize Image before Upload in Browser
Computer Expert: And if you want to go the other way, you can simply use the function toUpperCase() instead of toLowerCase(). This makes all characters in...
Info | JavaScript: Convert String to Lowercase Letters
Guest: Hi Stefan. If I want to show progress(with animated gif) while uploading, how can I do so? Thank...
Tutorial | How to resize Image before Upload in Browser
Guest: This is an extremely helpful article! Thanks a lot! By the way, I find it useful to upload all pictures as jpg, as I can then use the...
Tutorial | How to resize Image before Upload in Browser
Guest: "Perhaps you can create an own article, explaining the difference between functions and methods."Ha he ha! That's the way you...
Tip | JavaScript: Remove last character from string

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