how to get first object from array in javascript code example

Example 1: js get first object value

var obj = { first: 'someVal' };
obj[Object.keys(obj)[0]]; //returns 'someVal'

Example 2: javascript get first element of array

let array = [1,2,3] // makes your array
array[0] // returns first element of your array.

Example 3: js get first item from array

var colors = ["red", "green", "blue"];
var red=colors.shift();
//colors is now ["green","blue"];

Example 4: javascript get first element of array

let mylist = ['one','two','three','last']
mylist[0],mylist[1],mylist[2],mylist[3]//this is called indexing and slicing in python
//in javascript it called getting elements in array