let dailyActivities = ['eat', 'sleep'];
// add an element at the end
dailyActivities.push('exercise');
console.log(dailyActivities); // ['eat', 'sleep', 'exercise']
//create an new function that can be used by any array
Array.prototype.second = function() {
return this[1];
};
var myArray = ["item1","item2","item3"];
console.log(myArray.second());//returns 'item2'
const myArray = ['hello', 'world'];
// add an element to the end of the array
myArray.push('foo'); // ['hello', 'world', 'foo']
// add an element to the front of the array
myArray.unshift('bar'); // ['bar', 'hello', 'world', 'foo']
// add an element at an index of your choice
// the first value is the index you want to add at
// the second value is how many you want to delete (0 in this case)
// the third value is the value you want to insert
myArray.splice(2, 0, 'there'); // ['bar', 'hello', 'there', 'world', 'foo']
//adding items to array
objects = [];
objects.push("you can add a string,number,boolean,etc");
//if you more stuff in a array
//before i made a error doing value = : value
objects.push({variable1 : value, variable2 : value);
//we do the {} so we tell it it will have more stuff and the variable : value
// use of .push() on an array
// define array
let numbers = [1, 2]
// using .push()
numbers.push(3) // adds the value 3 to the end of the list
console.log(numbers) // [1, 2, 3]
// Add to the end of array
let colors = ["white","blue"];
colors.push("red");
// ['white','blue','red']
// Add to the beggining of array
let colors = ["white","blue"];
colors.unshift("red");
// ['red','white','blue']
// Adding with spread operator
let colors = ["white","blue"];
colors = [...colors, "red"];
// ['white','blue','red']