get first characters of string javascript code example

Example 1: how to get the first character of a string in javascript

let str = 'John Wick'
let firstChar = str.charAt(0) 
console.log(firstChar); // "J"

Example 2: javascript get first 10 characters of string

var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 chars

Example 3: get first word of string js

let myStr = "Hello World"
let firstWord = myStr.split(" ")[0]

Example 4: js get first letter of string

var x = 'some string';
alert(x.charAt(0)); // alerts 's'