A detailed explanation of the Replace method in JavaScript regular expressions

Source: Internet
Author: User
Tags regular expression

The syntax for the Replace method is: Stringobj.replace (rgexp, ReplaceText) stringobj is a string, reexp can be a regular expression object (REGEXP), or it can be a string ( String), ReplaceText is an alternative to the found string ...

I've already covered four basic methods in the previous article, and I mentioned the Replace method

Let's review the use of the Replace method:

First define a regular object: Var re=/the middle write matching condition/;

Replace (): regular match string, if match succeeds, match successful string with new string

Syntax: string. Replace (Re, new string);

For example: often encountered in the network, uncivilized words will be replaced by *, let us try:


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24-25 <! doctype>
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