calculate square root js code example

Example 1: javascript square root

var x = Math.sqrt(num);

Example 2: square root javascript

console.log(Math.sqrt(4));     // 2
console.log(Math.sqrt(16));    // 4
console.log(Math.sqrt(64));    // 8
console.log(Math.sqrt(100));   // 10

Example 3: javascript detect square number

var isSquare = function (n) {
    return n > 0 && Math.sqrt(n) % 1 === 0;
};