Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<body>

<p>Search for an "e" in the next paragraph:</p>

<p id="p01">The best things in life are free!</p>

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

<p id="demo"></p>

<script>
function myFunction() {
    text = document.getElementById("p01").innerHTML; 
    document.getElementById("demo").innerHTML = /e/.test(text);
}
</script>

</body>
</html>