"inside fatch value id"
Bootstrap 4.0.0 Snippet by Hituat

<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <!DOCTYPE html> <html> <body> <h2>task-2</h2> enter the value : <input id="demo1" type="text"><br><br> <span id="demo2">Hiii</span><br><br> <button onclick="method()">click</button><br><br> Enter id :<input id="demo3" type="number"><br><br> <button onclick="method2()">click</button><br><br> index Number is :<span id="fn">h</span> <script> function method(){ var x=document.getElementById("demo1").value; var q=""; var i; for(i=0;i<x;i++) { q+='<p id='+i+'> '+ (i+10) +' </p>'; } document.getElementById("demo2").innerHTML=q; } function method2(){ var x1=document.getElementById("demo3").value; var ann=document.getElementById(x1).innerHTML; //alert(ann); document.getElementById("fn").innerHTML=ann; } </script> </body> </html>

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