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This article mainly introduces the relevant knowledge of javascript how to find the root operation, the content is detailed and easy to understand, the operation is simple and fast, and has a certain reference value. I believe you will gain something after reading this article on how to find the root of javascript. Let's take a look at it.

In JavaScript, you can use the sqrt () method to find the root, which returns the square root of a specified number with the syntax "Math.sqrt". When the value in the function is negative, the result is "NaN".

The operating environment of this tutorial: windows10 system, javascript1.8.5 version, Dell G3 computer.

How to calculate the Root of javascript

The sqrt () method returns the square root of a number.

Grammar

Math.sqrt (x)

Parameter description

X required. Must be a number greater than or equal to 0.

Return value

The square root of the Number/NaN parameter x. If x is less than 0, NaN is returned.

Examples are as follows:

The rookie tutorial (runoob.com) clicks the button to display the square root of different values.

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