為什么顯示不出來(lái)?。?/h1>
為什么在瀏覽器里不顯示結(jié)果？
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>二維數(shù)組</title>
<script type="text/javascript">
var myarr=new Array();
for(var i=0;i<3;i++){
? ? myarr[i]=new Array();
? ? for(var j=0;j<6;j++){
? ? ? ? myarr[i][j]=i*j;
? ? }
}
document.write(myarr[i][j]);
</script>
</head>
<body>
</body>
</html>
為什么在瀏覽器里不顯示結(jié)果？
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>二維數(shù)組</title>
<script type="text/javascript">
var myarr=new Array();
for(var i=0;i<3;i++){
? ? myarr[i]=new Array();
? ? for(var j=0;j<6;j++){
? ? ? ? myarr[i][j]=i*j;
? ? }
}
document.write(myarr[i][j]);
</script>
</head>
<body>
</body>
</html>
2016-07-15
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>二維數(shù)組</title>
<script type="text/javascript">
var myarr=new Array();
for(var i=0;i<3;i++){
? ? myarr[i]=new Array();
? ? for(var j=0;j<6;j++){
? ? ? ? myarr[i][j]=i*j;
document.write(myarr[i][j]);
? ? }
}
</script>
</head>
<body>
</body>
</html>
2016-07-15
document.write(myarr[i][j]);放在? myarr[i][j]=i*j;下面
2016-07-15
document.write(myarr[i][j]);放在document.write(myarr[i][j]);下面