java convert object to array code example

Example 1: object to array java

// With streams map your object array to an int array
Integer intArray[] = Arrays.stream(objArray)
                .map(Object::toString)
                .map(Integer::valueOf)
                .toArray(Integer[]::new);

Example 2: convert object to array javascript

var object = {'Apple':1,'Banana':8,'Pineapple':null};
//convert object keys to array
var k = Object.keys(object);
//convert object values to array
var v = Object.values(object);

Example 3: javascript convert array to object

function arrayToObject(arr) {
    var obj = {};
    for (var i = 0; i < arr.length; ++i){
        obj[i] = arr[i];
    }
    return obj;
}
var colors=["red","blue","green"];
var colorsObj=arrayToObject(colors);//{0: "red", 1: "blue", 2: "green"}