JAVASCRIPT

compare strings js

const s1 = 'learn';
const s2 = 'today';

console.log(s1 === 'learn');  // true
console.log(s1 === s2);       // false

javascript string compare

employees.sort((a, b) => {
    let fa = a.firstName.toLowerCase(),
        fb = b.firstName.toLowerCase();

    if (fa < fb) {
        return -1;
    }
    if (fa > fb) {
        return 1;
    }
    return 0;
});
Code language: JavaScript (javascript)