Reverse String

/* Write a JavaScript function reverseString(str) that reverses string and returns it.
Write JS program stringReverser.js that invokes your function with the sample input data below
and prints the output at the console. */

"use strict";

function reverseString(str) {
    if (str.length > 1) {
        var str2 = '';
        for (var i = str.length - 1; i >= 0; i -= 1) {
            str2 += str[i];
        }
        return str2;
    } else return str;
}

console.log(reverseString('sample'));
console.log(reverseString('softUni'));
console.log(reverseString('java script'));
console.log(reverseString('hello world'));
console.log(reverseString('<html>sos</html>'));
console.log(reverseString('C'));