You can use the split() method in JavaScript to convert a comma separated string into an array. The split() method takes a delimiter as an argument, and it returns an array of substrings by splitting the original string at each…
You can use the length property of a string in JavaScript to check if it is empty. The length property returns the number of characters in a string. For example: Alternatively, you can use the !str (not str) to check…
You can use the sort() method on an array in JavaScript to sort the elements in ascending order. The sort() method uses the built-in comparison function, so it can sort any type of elements, including numbers. For example: If you…
In JavaScript, a function can return multiple values by returning an array or an object that contains the multiple values. For example: Another way to return multiple values is by using destructuring assignment: In ES6 you can use the ‘…’…
You can use the window.location object in JavaScript to get the current URL. The location object has several properties that can be used to get different parts of the URL. Here are some examples of how to use the location…
There are several ways to include a JavaScript file in another JavaScript file. Using the <script> tag: You can use the <script> tag to include a JavaScript file in an HTML file. The JavaScript file is loaded and executed when…
You can use the window.screen object in JavaScript to detect the screen resolution of a user’s device. The screen object has several properties that can be used to determine the screen resolution. Here is an example of how to use…
In JavaScript, you can use the JSON.parse() method to parse a JSON string and convert it into a JavaScript object. Here is an example: You can also use the JSON.parse() method to parse a JSON file. Here is an example:…
In JavaScript, there are several ways to add elements to an array. Using the push() method: This method adds one or more elements to the end of an array and returns the new length of the array. Using the unshift()…