string1.localeCompare(string2);

//returns postivie number if string1>string2

//returns negative number if string1<string2

//returns 0 if they are equivalent

const string1 = 'Hello';

const string2 = 'hello';

​

// Case-sensitive comparison

const caseSensitiveComparison = string1 === string2;

console.log(caseSensitiveComparison); // false

​

// Case-insensitive comparison

const caseInsensitiveComparison = string1.toLowerCase() === string2.toLowerCase();

console.log(caseInsensitiveComparison); // true

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)

const num1 = 450;

const num2 = 350;

const num3 = 1000;

​

if (num1 > num2 && num1 > num3) {

    console.log("num1 is bigger then num2 and num3");

} else if (num2 > num1 && num2 > num3) {

    console.log("num2 is bigger num1 and num3");

} else {

    console.log("num3 is bigger then num1 and num2");

}

//Output: num3 is bigger then num1 and num2

// Example of comparing strings in JavaScript

let str1 = "Hello";

let str2 = "hello";

​

if (str1 === str2) {

    console.log("Strings are equal");

} else {

    console.log("Strings are not equal");

}