Not to be mistaken here, the method replace () uses regular expressions, so even when we pass a string, it will be interpreted as a regular expression and executed as such.

Moreover, if you write high-performance string replacement code, then compiled regular expressions are the way to go. David "Walker" Aldridge is a programmer with 40 years of experience in multiple ...

Regular expressions are built into many programming languages and used to match, search, and transform patterns of text in your programs. Get started with Regex.