JavaScript replace all

This is a little example how to replace all matches with replace.
<!DOCTYPE html>

<p>Click the button to replace "i" with "X" in the paragraph below:</p>

<p id="demo">Visit Microsoft!</p>

<button onclick="myFunction()">Try it</button>

function myFunction() {
    var str = document.getElementById("demo").innerHTML; 
    var res = AllReplace(str,"i", "X");
    document.getElementById("demo").innerHTML = res;

function AllReplace(str,find,replace){
while(str != str.replace(find,replace)){
  str = str.replace(find,replace);



Click the button to replace "i" with "X" in the paragraph below:

Visit Microsoft!


One thought on “JavaScript replace all”

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