How to seperate numbers from a string in JavaScript?

Both Excel and esCalc can also solve such kind of question.

use javascript isNAN to identify not a number.

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We can do this with the help of Regular Expression in JavaScript.

function stripNumbers(){
strippedString = originalString.replace(/[0-9]/g, "");
document.getElementById("strippedstring").innerHTML=strippedString;
}

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