Meta-characters. There are special characters in regular expressions, some of them include: d matches any digit, equivalent to [0-9]; D matches any character that’s not a digit, equivalent to ...

The regular expression /a+$/ checks for a string that has 1 or more "a" characters at the end (it's easier to see the character "a" instead of whitespace). Consider the string "aaaaab". We can see ...

Notes I took when I was studying JavaScript ... Contribute to TarekAyman/JS-Tutorial development by creating an account on GitHub.

I'm trying to write a regular expression for a javascript function. I basically want to test the entire string to make sure the string only has alpha numberic characters and certain latin ...

Regular expressions are patterns that provide a powerful way to search and replace in text. In JavaScript, they are available via the RegExp object, as well as being integrated in methods of strings.

This article was published on July 11, 2020. Syndication; Javascript regular expressions aren’t that daunting — here’s how to design your own ...