child element js
//<p>Click the button to get the tag names of the body element's children.</p>
//<button onclick="myFunction()">Try it</button>
//<p id="demo"></p>
<!-- <script> -->
function myFunction() {
var c = document.body.children;
var txt = "";
var i;
for (i = 0; i < c.length; i++) {
txt = txt + c[i].tagName + "<br>";
}
document.getElementById("demo").innerHTML = txt;
}
<!-- </script> -->