javascript add object key code example
Example 1: js add key to object
// given
const obj = {
key1: value1,
key2: value2
};
// add pair
obj["key3"] = value3;
obj.key4 = value4;
Example 2: javascript add to object
var element = {}, cart = [];
element.id = id;
element.quantity = quantity;
cart.push(element);
// Array of Objects in form {element: {id: 10, quantity: 10} }
var element = {}, cart = [];
element.id = id;
element.quantity = quantity;
cart.push({element: element});