<html> <head> <script type="javascript">
var counts=0;
function output()
{
counts = document.getElementById("count").value
for(var i=0;i<counts;i++){
document.write("Hello World!")
}
}
</script> </head> <body>
请输入打印次数:<input type="text" id="count" name="count"><br>
<input type="button" value="打印" onclick="output()">
</body></html>今天第一次学javascript,写了代码如上, 一运行就出现缺少对象的的错误提示,后来去IE调试, 显示 <input type="button" value="打印" onclick="output()">这一行 缺少对象 求高手解决,小弟不剩感激啊!!
var counts=0;
function output()
{
counts = document.getElementById("count").value
for(var i=0;i<counts;i++){
document.write("Hello World!")
}
}
</script> </head> <body>
请输入打印次数:<input type="text" id="count" name="count"><br>
<input type="button" value="打印" onclick="output()">
</body></html>今天第一次学javascript,写了代码如上, 一运行就出现缺少对象的的错误提示,后来去IE调试, 显示 <input type="button" value="打印" onclick="output()">这一行 缺少对象 求高手解决,小弟不剩感激啊!!
var counts=0;
function output()
{
counts = document.getElementById("count").value;for(var i=0;i<counts.length;i++){
document.write("Hello World!")
}
}</script> </head> <body>
请输入打印次数:<input type="text" id="count" name="count"><br>
<input type="button" value="打印" onclick="output()"> </body></html>