<div>
Hi,<br />
or this simple regular expression:<br />

<pre><code id="code-20-39649722-1">function ExtractNumbers(stringToBeProcessed) {
    return stringToBeProcessed.replace(/\D/g, '');

}</code></pre>
<br />
Sample:<br />
<a href="http://jsfiddle.net/EE_RainerJ/3FyXJ/" rel="ugc">http://jsfiddle.net/EE_RainerJ/3FyXJ/</a><br />
<br />
HTH<br />
Rainer
</div>


Hi,
or this simple regular expression:


function ExtractNumbers(stringToBeProcessed) {
    return stringToBeProcessed.replace(/\D/g, '');

}


Sample:
http://jsfiddle.net/EE_RainerJ/3FyXJ/ [http://jsfiddle.net/EE_RainerJ/3FyXJ/]

HTH
Rainer

<div>
<div class="content wysiwyg-content">
how to extract numbers from string using Javascript?<br />
Test cases below:<br />
string s = 1AA11111 <br />
string s1= 2111CA2<br />
<br />
string s result &nbsp;= 111111 <br />
string s1 result = 211112<br />
<br />
My code below is not working:<br />
var j = 0;<br />
var startPlateNums = &quot;&quot;;<br />
while (j &lt;= iStartLength &amp;&amp;&nbsp;!isNaN(iStartNumber.substr<wbr />ing(j, j + 1)))<br />
&nbsp;{<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; startPlateNums = startPlateNums + iStartNumber.substring(j, j + 1);<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;j++;<br />
&nbsp;}
</div>
</div>


how to extract numbers from string using Javascript?
Test cases below:
string s = 1AA11111 
string s1= 2111CA2

string s result  = 111111 
string s1 result = 211112

My code below is not working:
var j = 0;
var startPlateNums = "";
while (j <= iStartLength && !isNaN(iStartNumber.substring(j, j + 1)))
 {
          startPlateNums = startPlateNums + iStartNumber.substring(j, j + 1);
           j++;
 }

how to extract numbers from string using Javascript?

JavaScript is a dynamic, object-based language commonly used for client-side scripting in web browsers. Recently, server side JavaScript frameworks have also emerged. JavaScript runs on nearly every operating system and  in almost every mainstream web browser.