array insert index code example
Example 1: javascript insert item into array
var colors=["red","blue"];
var index=1;
//insert "white" at index 1
colors.splice(index, 0, "white"); //colors = ["red", "white", "blue"]
Example 2: add an object to index 0 array js
//Add an object to start of array
splice(index,noOfItemstoDelete,item);
ex - arr.splice(0,0,item);