Remove element from multidimensional array

Question

I have following multidimensional array:

{\"2\":{\"cid\":\"2\",\"uid\":\"2\"},\"1\":{\"cid\":\"1\",\"uid\":\"3\"}}

In this example i want t

Answer 1

var arr=[[10,20,30],[40,50,60],[70,80,90]];

for(var i=0;i