<!DOCTYPE??HTML>
<html?>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>數(shù)組</title>
<script?type="text/javascript">
?//創(chuàng)建數(shù)組
?var?arr?=?['*',"##","***","&&","****","##*"];
?arr[7]?=?"**";
?//顯示數(shù)組長度
?document.write(arr.length+"<br>");
?//alert(arr.length);
?//將數(shù)組內(nèi)容輸出，完成達到的效果。
for(var?i=0;i<6;i++){
????if(i==1){
????????document.write(arr[7]+"<br>");
????}
????if(i%2==0){
????????document.write(arr[i]+"<br>");
????}
}
</script>
</head>
<body>
</body>
</html>
2015-12-14
完美~