var length = 5;
var array = [];
var i = 0;
for (i = 0; i != length; i++){
array.push(i)
//array.push is used to push a value inside array
}
console.log(array);
//console.log is used to check array value inside your console
var colors = ['red','blue','green'];
/*// OUTPUT
---------------------------*/
console.log(colors[1]); // Outputs 'blue'