Source @ github

Math.sqrt

sqrt — Returns the square root of a number.

Description

Math.sqrt(number number)

Parameters

Name Description Type Default Optional
number number No

Examples

Example #1 – sqrt example
console.log(Math.sqrt(4));    // 2
console.log(Math.sqrt(0));    // 0
console.log(Math.sqrt(-3));   // NaN
console.log(Math.sqrt('2'));  // 1.4142135623730951

External references