Math.sqrt(value) Last updated: 24. Jan 2023

Calculates and returns the square root of a number.

Parameters

Name Type Description
value number Number to calculate square root of.

Returns

A number, the square root of specified value.

Example

Code example (JS)

JS is normal JavaScript either running in the browser or on the Docly™ server.
write(Math.sqrt(64));
write("\n");
/* Expected output: 8 */

write(Math.sqrt(256));
write("\n");
/* Expected output: 16 */

write(Math.sqrt(1000));
/* Expected output: 31.622776601683793 */

Output

The JS code above produces the output shown below:
8
16
31.622776601683793