js first letter code example
Example 1: javascript get first character of string
var str="Hello Folks!"
var firstStringChar = str.charAt(0); //H
Example 2: js get first letter of string
var x = 'some string';
alert(x.charAt(0)); // alerts 's'
Example 3: js get words first letter
var str = "Java Script Object Notation";
var matches = str.match(/\b(\w)/g); // ['J','S','O','N']
var acronym = matches.join(''); // JSON
console.log(acronym)