PHP tanh() Function

PHP tanh() function is predefine trigonometry mathematical function. It is used to returns the hyperbolic tangent of a number. It is equal to sinh(x)/cos(x).

Syntax:

Parameter	Description	Required/Optional
arg	Specify a argument	Required

Example 1

<?php
  $n=4;
  echo "Your number is:".$n;
  echo "<br>"."By using 'tanh()' function your value is:".tanh($n)."<br>";
?>

Output:

Your number is:4
By using 'tanh()' function your value is:0.99932929973907

Example 2

<?php
  $n=(-4);
  echo "Your number is:".$n;
  echo "<br>"."By using 'tanh()' function your value is:".tanh($n)."<br>";
?>

Output:

Your number is:-4
By using 'tanh()' function your value is:-0.99932929973907

Example 3

<?php
  $n=(0.50);
  echo "Your number is:".$n;
  echo "<br>"."By using 'tanh()' function your value is:".tanh($n)."<br>";
?>

Output:

Your number is:0.5
By using 'tanh()' function your value is:0.46211715726001

Example 4

<?php
  $n=(-0.50);
  echo "Your number is:".$n;
  echo "<br>"."By using 'tanh()' function your value is:".tanh($n)."<br>";
?>

Output:

Your number is:-0.5
By using 'tanh()' function your value is:-0.46211715726001

Example 5

<?php
  $n=(M_PI_4);
  echo "Your number is: M_PI_4";
  echo "<br>"."By using 'tanh()' function your value is:".tanh($n)."<br>";
?>

Output:

Your number is: M_PI_4
By using 'tanh()' function your value is:0.65579420263267

Next TopicPHP Math

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PHP tanh() Function

Syntax:

Example 1

Example 2

Example 3

Example 4

Example 5

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