JavaScript: Regex Functions

Here is a overview of regex functions.

str.search(regex)

Return the position of the match. [see String.prototype.search]

str.match(regex)

Return all occurrences (if regex has g flag) or captured groups (if regex has no g flag). [see String.prototype.match]

str.matchAll(regex)

Return all occurrences and captures. [see String.prototype.matchAll]

str.replace(regex, rep)

Return a new string. [see String.prototype.replace]

str.replaceAll(regex, rep)

Return a new string. [see String.prototype.replaceAll]

regex.test(str)

Return true/false. [see RegExp.prototype.test]

regex.exec(str)

Return captured groups. [see RegExp.prototype.exec]