To wipe an array in JavaScript, you remove every item but keep the variable. JavaScript offers a few ways to do this. This post looks at various ways to clean out an array showing you how to do it with code steps. 1. Making the Length Zero It’s quick and popular to just set the …
avaScript has a bunch of built-in functions for finding bits of text inside other text. If you gotta check input look for specific words, or tweak text, these functions are pretty handy. We’re gonna dive into the different ways you can hunt for strings in JavaScript with some easy-to-follow code snippets. 1. indexOf() Shows you …
This blog post explores JavaScript strings. We’ll look at how to make them, change them, and use some common string methods. We’ll also show code examples. 1. Making a String You can make strings with single quotes (‘) double quotes (“), or backticks (`). Example: <script> let str1 = ‘Hello’; let str2 = “World”; let …
For JavaScript programming, you might want to grab just a part containing the first N characters from a string. This comes in especially handy while reducing the long text in case of creating a preview or formatting user input. Here’s how one can keep only the first N characters in a JavaScript string. With code …
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The split() method in JavaScript is used to slice a string into an array of substrings with the help of a learned separator. It is a flexible method for string manipulation, which people usually use to get the data from CSV files, to process user input, and many other things. This blog post will show …
Don’t know how to figure out the type of an element when dealing with JavaScript and DOM (Document Object Model)? Here is the answer. The element type can be useful for the implementation of special styles, event handling, or DOM manipulation. In this article, we will discuss several techniques that can be used to get …