JavaScript Math tanh() method

The JavaScript math tanh() method returns the hyperbolic tangent of the given number.

Syntax

The tanh() method is represented by the following syntax:

Parameter

num - A number.

Return

The hyperbolic tangent of a number.

JavaScript Math tanh() method example

Here, we will understand tanh() method through various examples.

Example 1

Let's see a simple example of tanh() method.

<script>
document.writeln(Math.tanh(-1)+"<br>");
document.writeln(Math.tanh(0)+"<br>");
document.writeln(Math.tanh(0.5)+"<br>");
document.writeln(Math.tanh(2));
</script>

Test it Now

Output:

-0.7615941559557649
0
0.46211715726000974
0.9640275800758169

Example 2

Here, you can test tanh() method with your own test cases.

<script>
function display()
{
  var x=document.getElementById("num").value;
document.getElementById("result").innerHTML=Math.tanh(x);
}
</script>
<form>
  Enter a number: <input type="text" id="num">
  <input type="button"  onclick="display()" value="submit">
  </form>
  <p><span id="result"></span></p>

Test it Now

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