js arrays
some_array = ["John", "Sally"];
some_array.push("Mike");
console.log(some_array); //output will be =>
["John", "Sally", "Mike"]//create an array like so:
var colors = ["red","blue","green"];
//you can loop through an array like this:
for (var i = 0; i < colors.length; i++) {
console.log(colors[i]);
}var names = ["Sanjith", "Pranav", "Aadya", "Saharsh"]var fruits = ['Apple', 'Banana'];var events = [
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 1
},
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 2
},
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 3
}
];
console.log(events[0].place);// Making an array:
const colors = ["red", "orange", "yellow"];
// Arrays are indexed like strings:
colors[0]; // "red"
// They have a length:
colors.length; //3
// Important array methods:
//push(value) - adds value to the END of an array
//pop() - removes and returns last value in array
//unshift(val) - adds value to START of an array
//shift() - removes and returns first element in an array