String.substring(0, 2);
//Return the first two characters of the string
//First parameter is the starting index, 0 corresponding to the first character
//Second parameter is the number of character to returnlet str = 'John Wick'
let firstChar = str.charAt(0)
console.log(firstChar); // "J" var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 charsconst string = "0123456789";
console.log(string.slice(0, 2)); // "01"
console.log(string.slice(0, 8)); // "01234567"
console.log(string.slice(3, 7)); // "3456"var str = "Hello world!";
var res = str.substring(1, 4); //ellString.substring(0, 10);