<!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>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">
var firstArray =["Polaris","Aldebaran","Deneb","Vega","Altair","Dubhe","Regulus"];
var secondArray =["Ursa Minor","Taurus","Cygnus","Lyra","Aquila","Ursa Majior","Leo"];
function funArray(searchstar)
{
for (var count = 0; count < firstArray.Length; count++)
{
if (searchstar == firstArray[count])
{
alert(secondArray[count]);
}
else
{
alert("找不到你输入的星星名字!");
}
}
}</script>
</head><body>
<script type="text/javascript">
var inputString = prompt("请输入一个星星的名字");
var outputString = funArray(inputString);
</script>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">
var firstArray =["Polaris","Aldebaran","Deneb","Vega","Altair","Dubhe","Regulus"];
var secondArray =["Ursa Minor","Taurus","Cygnus","Lyra","Aquila","Ursa Majior","Leo"];
function funArray(searchstar)
{
for (var count = 0; count < firstArray.Length; count++)
{
if (searchstar == firstArray[count])
{
alert(secondArray[count]);
}
else
{
alert("找不到你输入的星星名字!");
}
}
}</script>
</head><body>
<script type="text/javascript">
var inputString = prompt("请输入一个星星的名字");
var outputString = funArray(inputString);
</script>
</body>
</html>
解决方案 »
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title> 无标题文档</title>
<script type="text/javascript">
var firstArray =["Polaris","Aldebaran","Deneb","Vega","Altair","Dubhe","Regulus"];
var secondArray =["Ursa Minor","Taurus","Cygnus","Lyra","Aquila","Ursa Majior","Leo"];
function funArray(searchstar)
{for (var count = 0; count < firstArray.length; count++)
{
if (searchstar == firstArray[count])
{
alert(secondArray[count]);
}
else
{
alert("找不到你输入的星星名字!");
}
}
}</script>
</head><body>
<script type="text/javascript">
var inputString = prompt("请输入一个星星的名字");var outputString = funArray(inputString);</script>
</body>
</html>
可以执行啊,不过会反复判断!
这句里的length是小写,你用的却是大写Length.
function funArray(searchstar)
{
for (var count = 0; count < firstArray.length; count++)
{
if (searchstar == firstArray[count])
{
var dd=count;
}
}
if(typeof dd=="undefined")
{
alert("找不到你输入的星星名字!");
}
else
{
alert(secondArray[dd]);
}
}