<!DOCTYPE HTML>
<html>
<head>
<script type="text/javascript">
var mystr="我是";
var mychar="JavaScript";
document.write(mychar+"<br>");
document.write(mystr+mychar+"的忠实粉丝");
</script>
</head>
<body>
</body>
</html>
<html>
<head>
<script type="text/javascript">
var mystr="我是";
var mychar="JavaScript";
document.write(mychar+"<br>");
document.write(mystr+mychar+"的忠实粉丝");
</script>
</head>
<body>
</body>
</html>
2016-06-12
function openWindow()
{
var n_win=confirm("打开新窗口?");
var c_url;
if (n_win==true)
{ c_url=prompt("输入网址，或打开imooc.com.","www.imooc.com");
if(c_url!=null)
{
window.open('http://'+c_url,'_blank','width=400,height=500,menubar=no,toolbar=no');
}
}
}
{
var n_win=confirm("打开新窗口?");
var c_url;
if (n_win==true)
{ c_url=prompt("输入网址，或打开imooc.com.","www.imooc.com");
if(c_url!=null)
{
window.open('http://'+c_url,'_blank','width=400,height=500,menubar=no,toolbar=no');
}
}
}
已采纳回答 / DarkMage
class属性获取的是节点集合，可能有多个class，要选择你需要的，设置属性才可以，而id的是唯一的。例如这样设置才可以获取class修改style <h2 class="con">I love JavaScript</H2> <p> JavaScript使网页显示动态效果并实现与用户交互功能。</p> <script type="text/javascript"> var mychar= document.getElementsB...
2016-06-12
<script type="text/javascript">
function rec(){
var str="你是傻瓜？";
var mymessage=confirm(str); ;
if(mymessage==true)
{
document.write("答对了，真聪明!");
}
else
{
rec();
}
}
</script>
function rec(){
var str="你是傻瓜？";
var mymessage=confirm(str); ;
if(mymessage==true)
{
document.write("答对了，真聪明!");
}
else
{
rec();
}
}
</script>
2016-06-12
document.write(mychar+"<br/>")
document.write(mystr+mychar+"的忠实粉丝！")
document.write(mystr+mychar+"的忠实粉丝！")
2016-06-11
document.write(mychar+"<br/>")
document.write(mystr+mychar+"的忠实粉丝！")
document.write(mystr+mychar+"的忠实粉丝！")
2016-06-11
已采纳回答 / 啊啊啊啊123
<!DOCTYPE HTML><html><head><meta http-equiv="txttent-Type" txttent="text/html; charset=utf-8" /><title>javascript</title><style type="text/css">body{font-size:12px;}#txt{ height:400px; width:600px; border:#3...
2016-06-11
