function RemoveArray(array,attachId)
{
for(var i=0,n=0;i<array.length;i++)
{
if(array[i]!=attachId)
{
array[n++]=array[i]
}
}
array.length -= 1;
}
{
for(var i=0,n=0;i<array.length;i++)
{
if(array[i]!=attachId)
{
array[n++]=array[i]
}
}
array.length -= 1;
}
<script>
var arr = [0,1,2,3,4,5];
function removeIndex(index)
{
alert(arr.slice(0,index).concat(arr.slice(index+1)))
}
removeIndex(1)//参数为要删除的索引
</script>