<script type="text/javascript">
var arr ={
a:new Array(new Array(1,2,3,4,5,6,7),new Array(8,9,10,11,12,13,14)),
b:new Array(new Array(15,16,17,18,19,20,21),new Array(22,23,24,25,26,27,28)),
c:new Array(new Array(29,30,31,32,33,34,35),new Array(36,37,38,39,40,41,42))
}document.write(arr[][][]+ "<br />")</script>我想用arr[][][]输出数据,那arr[][][]的参数该怎样写呢?
var arr ={
a:new Array(new Array(1,2,3,4,5,6,7),new Array(8,9,10,11,12,13,14)),
b:new Array(new Array(15,16,17,18,19,20,21),new Array(22,23,24,25,26,27,28)),
c:new Array(new Array(29,30,31,32,33,34,35),new Array(36,37,38,39,40,41,42))
}document.write(arr[][][]+ "<br />")</script>我想用arr[][][]输出数据,那arr[][][]的参数该怎样写呢?
var arr ={
a:new Array(new Array(1,2,3,4,5,6,7),new Array(8,9,10,11,12,13,14)),
b:new Array(new Array(15,16,17,18,19,20,21),new Array(22,23,24,25,26,27,28)),
c:new Array(new Array(29,30,31,32,33,34,35),new Array(36,37,38,39,40,41,42))
}for(i = 0;i<arr.a.length;i++)
{
for(j = 0;j<arr.a[i].length;j++)
{
document.write(arr.a[i][j]+ "<br />")
}
}for(i = 0;i<arr.b.length;i++)
{
for(j = 0;j<arr.b[i].length;j++)
{
document.write(arr.b[i][j]+ "<br />")
}
}
for(i = 0;i<arr.c.length;i++)
{
for(j = 0;j<arr.c[i].length;j++)
{
document.write(arr.c[i][j]+ "<br />")
}}
</script>
document.write(arr["a"][1][1]+ "<br />");
document.write(arr["b"][0][0]+ "<br />");
document.write(arr["b"][1][1]+ "<br />");
for(var i in arr)
{
document.write(arr[i][0][0]+ "<br />");
document.write(arr[i][1][1]+ "<br />");}