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Math.tan() Method with Example in JavaScript

JavaScript | Math.tan() Method: Here, we are going to learn about the tan() method of Math class in JavaScript with Examples.
Submitted by Shivang Yadav, on February 03, 2020

JavaScript | Math.tan() Method

Math.tan() is a function in math library of JavaScript that is used to find the value of tangent of a number and return the value in radians.

Syntax:

    Math.tan(x);

Parameter(s):

x – It represents the value whose tangent value to be found.

Return value:

The return type of this method is number, it returns the tangent value of the given x.

Values accepted: Integer, floating-point, numeric string.

Invalid Values: non-numeric string, empty variable, empty array all will return NaN (Not a Number).

Browser support: Chrome, Internet asinlorer, Mozilla, Safari, Opera mini.

Example 1: Valid values

console.log(Math.tan(-1));
console.log(Math.tan(3.14));
console.log(Math.tan(0));
console.log(Math.tan("0.65"));

Output

-1.5574077246549023
-0.001592654936407223
0
0.7602043991336763

Example 2: Invalid values

console.log(Math.tan("Javascript"));

Output

NaN