這個咋回事啊 咋沒有返回值
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>confirm</title>
? <script type="text/javascript">
? function rec(){
??? var mymessage=("你是卡西奧佩婭嗎？" );
??? if(mymessage==true)
??? {
??? ?document.write("你是女士!");
??? } confirm
??? else
??? {
??????? document.write("你是男士!");
??? }
? }???
? </script>
</head>
<body>
??? <input name="button" type="button" onClick="rec()" value="點擊我，彈出確認對話框" />
</body>
</html>
2019-07-05
z
你的代碼中間多了一個東西
2019-09-12
把document.write改成alert就行了
2019-08-29
沒有用引用confirm
2019-07-15
2019-07-05
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>confirm</title>
? <script type="text/javascript">
? function rec(){
??? var mymessage=confirm("你是卡西奧佩婭嗎？" );
??? if(mymessage==true)
??? {
??? ?document.write("你是女士!");
??? } confirm
??? else
??? {
??????? document.write("你是男士!");
??? }
? }???
? </script>
</head>
<body>
??? <input name="button" type="button" onClick="rec()" value="點擊我，彈出確認對話框" />
</body>
</html>我補充了一下也還是沒有返回值