var answer, i;
var exitnum = 999;
var ndex = 0;
var numarray = new Array;
var total = 0;
var average = 0;
var numanswer = 0;
answer = prompt("enter a number greater than 20 or less than 100: ('999' to exit)","");
numanswer
<!DOCTYPE html>
<html>
<body>
<script type ="text/javascript">
var count = 0;
var citieslist = new Array;
var cities = prompt("Enter 10 cities/STOP to exit:");
while (cities != "STOP")
<!doctype html>
<html>
<head>
<title>javascript</title>
</head>
<body>
<script type="text/javascript">
var ans = prompt("Enter a number: STOP to end.");
var ansroot=(Math.sqrt(ans));
include('steelprice.php');
$steelpriceobject=new steelprice();
include_once('simple_html_dom.php');
$url = "http://www.gtgqw.com/city/tianjin.html/";
$todate=date("d");
$todate1=date("Y-m-d");
<body onload="loadGrades()">
<button onclick="myFunction()">Add a grade!</button>
<p id="grades"></p>