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Found 8895 Articles for Front End Technology
![Rahul Sharma](https://www.tutorialspoint.com/assets/profiles/14297/profile/60_102977-1513054044.jpg)
155 Views
To disable resizable property, use CSS style −textarea { resize: none; }To disable specific textarea with different attribute values, try the following. Let’s say the attribute is set to “demo” −textarea[name=demo] { resize: none; }Let’s say the id attribute is “demo” −For the above,#demo { resize: none; }
![Johar Ali](https://www.tutorialspoint.com/assets/profiles/14293/profile/60_101691-1513053093.jpg)
78 Views
Nowadays, almost every web browser supports JavaScript. If it is turned off, you can use tag. To let users know about non-JavaScript web browsers, use the tag. The HTML tag is used to handle the browsers, which do recognize tag but do not support scripting. This tag is used to display an alternate text message.Example HTML noscript Tag Your browser does not support JavaScript!
![Amit Sharma](https://www.tutorialspoint.com/assets/profiles/14294/profile/60_103411-1513053466.png)
10K+ Views
Both onclick & href have different behaviors when calling JavaScript directly. Also the script in href won’t get executed if the time difference is short. This is for the time between two clicks.ExampleHere’s an example showing the usage of href vs onClick in JavaScript. Live Demo JavaScript href vs onClick() function myFunc() { var v = 0; for (var j=0; j
![Swarali Sree](https://www.tutorialspoint.com/assets/profiles/13515/profile/60_84115-1512649510.jpg)
5K+ Views
The scope of a variable is the region of your program in which it is defined. JavaScript variables have only two scopes.Global Variables − A global variable has a global scope which means it can be defined anywhere in your JavaScript code.Local Variables − A local variable will be visible only within a function where it is defined. Function parameters are always local to that function.Within the body of a function, a local variable takes precedence over a global variable with the same name. If you declare a local variable or function parameter with the same name as a global ... Read More
![Rahul Sharma](https://www.tutorialspoint.com/assets/profiles/14297/profile/60_102977-1513054044.jpg)
885 Views
Like many other programming languages, JavaScript has variables. Variables can be thought of as named containers. You can place data into these containers and then refer to the data simply by naming the container.Before you use a variable in a JavaScript program, you must declare it. Variables are declared with the var keyword as follows. You can also declare multiple variables with the same var keyword as follows − Storing a value in a variable is called variable initialization. You can do variable initialization at the time of variable creation or at a later point in ... Read More
![Samual Sam](https://www.tutorialspoint.com/assets/profiles/13514/profile/60_83486-1512649303.jpg)
1K+ Views
document.onloadIt gets fired prior to loading of images and other external content. document.onload event is fired before the window.onload.window.onloadIt gets fired when the complete page loads, which includes images, scripts, css, etc.ExampleHere’a an example to understand onload.Live Demo JavaScript Animation Click button below to move the image to right
![Amit Sharma](https://www.tutorialspoint.com/assets/profiles/14294/profile/60_103411-1513053466.png)
238 Views
To place JavaScript in external file create an external JavaScript file with the extension .js. After creating, add it to the HTML file in the script tag. The src attribute is used to include that external JavaScript file.If you have more than one external JavaScript file, then add it to the same web page to increase the performance of the page.Let’s say the following new.js is our external JavaScript file −function display() { alert("Hello World!"); }Now add the external JavaScript file to the HTML web page −
![Sai Subramanyam](https://www.tutorialspoint.com/assets/profiles/13512/profile/60_68191-1512710774.jpg)
1K+ Views
To enhance performance, try to keep JavaScript external. The separate code makes it easier for web browsers to cache. However, use inline scripts only when you’re making single page websites. Still, it's better to use external code i.e. external JavaScript. To place JavaScript in external file create an external JavaScript file with the extension .js. After creating, add it to the HTML file in the script tag. The src attribute is used to include that external JavaScript file. If you have more than one external JavaScript file, then add it to the same web page to increase the performance of ... Read More
![Ali](https://www.tutorialspoint.com/assets/profiles/14292/profile/60_101553-1513052445.jpg)
6K+ Views
Create an external JavaScript file and add the jQuery code in it.ExampleLet’s say the name of the external file is demo.js. To add it in the HTML page, include it like the following − Hello Above we added jQuery using Google CDN and the external file was included after that.Add jQuery code in demo.js, since you wanted to place jQuery code −$(document).ready(function(){ alert(“amit”) });
![Rahul Sharma](https://www.tutorialspoint.com/assets/profiles/14297/profile/60_102977-1513054044.jpg)
2K+ Views
Anonymous FunctionsAnonymous, as the name suggests, allows creating a function without any names identifier. It can be used as an argument to other functions. This is how JavaScript anonymous functions can be used −var myfunc = function() { alert(‘This is anonymous'); }Another example can be the following −setTimeout(function() { alert('Demo'); }, 3000);Inline FunctionsAn inline function is a javascript function, which is assigned to a variable created at runtime. You can difference Inline Functions easily with Anonymous since an inline function is assigned to a variable and can be easily reused.This is how JavaScript inline functions can be used −var ... Read More