How to find all instances of a pattern in JavaScript ?

Published on June 1, 2016 by abundantcode

Filed under JavaScript

Last modified June 1, 2016

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To find out out all the instances of a pattern in JavaScript , you can use the regular expression as showb below.

How to find all instances of a pattern in JavaScript ?

<script type="text/javascript">
    var inputStr = "abundantcode is a programing website with abundantcode snippets";
    var Searchpattern = /abundant\w*e/g;
    var item;
    var output = "";
    while ((item = Searchpattern.exec(inputStr)) != null) {
        output += "" + item.index + " is found at " + item[0] + "\n";

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