<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
function f1() {
var num = document.getElementById("txtNum").value;
var arr = new Array();
var add=0;
for (var i = 1; i <= num; i++) {
var input = prompt("plz input value..");
arr[i] = input;
add = add + arr[i];
alert(add);
}
alert("thank u..");
}
alert("HI");
</script>
</head>
<body>
<input id="txtNum" type="text" placeholder="Enter no only.." />
<input id="btnNum" type="button" value="button" onclick="f1()" />
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
function f1() {
var num = document.getElementById("txtNum").value;
var arr = new Array();
var add=0;
for (var i = 1; i <= num; i++) {
var input = prompt("plz input value..");
arr[i] = input;
add = add + arr[i];
alert(add);
}
alert("thank u..");
}
alert("HI");
</script>
</head>
<body>
<input id="txtNum" type="text" placeholder="Enter no only.." />
<input id="btnNum" type="button" value="button" onclick="f1()" />
</body>
</html>
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