Regex can be incredibly useful in JavaScript, especially when searching, matching, replacing or validating text. But there are some special characters in regular expressions. Characters such as ., , +, ?, ^, $, (, ), [, ], {, }, |, and \ can change how a pattern behaves. To match these characters exactly you must…

Markdown is a lightweight syntax used for authoring HTML, PDF, and MS Word documents, as well as README, blog and forum posts, and other web pages. In some cases, however, special characters like , `_`, , [, and ] can alter the appearance of your content when you run Markdown over it. escape Markdown special…

Introduction: How to Preserve Newlines, Tabs, and Whitespace in JavaScript Strings Strings in JavaScript can be composed of characters, not just alphanumeric. It can also contain newlines, tabs and spaces and other whitespace characters which can impact the appearance and handling of text. In copying texts, however, processing user’s input, or displaying text on a…

Template Literals allow to write multiline strings and insert variables in a string using JavaScript. Unlike string literals made with single and double quotes, template literals use backticks (“`) and you can put expressions inside of ${}. While template literals are useful, when you need to print a literal backtick in the result, or print…

If you make any error when using JSON in JavaScript, you could end up with a failed API call, a corrupted data string, or an error of invalid JSON. There are two common methods to deal with special characters: escaping characters or using JSON.stringify().Although both have their use cases, using JSON.stringify() is the best way…

Regular expressions (regex) is a technique which is used for searching, matching, validating and replacing text in various computer languages including JavaScript, Python, PHP, java etc. However, when one or more special characters approach while searching or replacing, it gets confusing when it comes to using regex. This is one common pitfall, that the way…