為什么運(yùn)行不了??？
<!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=utf-8" />
<title>我們互動(dòng)下</title>
??? <script type="text/javascript">
??????? function hdjg(){
??????????? //定義接受關(guān)注JS進(jìn)階篇判斷值的變量
??????? var message=confirm("是否關(guān)注JS進(jìn)階篇？");
??????? alert(message);
????? if(message==true)
????? {
??????????? document.write("已關(guān)注JS進(jìn)階篇！");
??????????? //定義接受關(guān)注JS高級(jí)篇判斷值的變量
??????????? var messages=confirm("是否關(guān)注JS高級(jí)篇！");
??????????? if(messages==true)
??????????? {
??????????????? document.write("已關(guān)注JS高級(jí)篇！");
??????????? }
??????????? else
??????????? {
??????????????? alert("選擇錯(cuò)誤！請(qǐng)刷新頁(yè)面重新選擇??！");
??????????? }
??????? }
??????? else
??????? {
??????????? alert("選擇錯(cuò)誤！請(qǐng)刷新頁(yè)面重新選擇！！");
??????? }
?????? }
??? </script>
</head>
<body>
??? <input type="button" id="ss" value="試一試" onclick="hdjg()"/>
</body>
</html>
2018-12-23
我直接復(fù)制的,可以運(yùn)行的,就是還有就是聲明的方式是html4的,用html5與時(shí)俱進(jìn)
<!DOCTYPE html>
<html>
.......