We now have a youtube channel. Subscribe!

PHP | stats_kurtosis() Function

PHP stats_kurtosis() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP stats_kurtosis() Function.

The built-in PHP stats_kurtosis() function is used to compute the kurtosis of the data in the array.


Following below is the syntax to use this function -

float stats_kurtosis( array $a )

Parameter Details



The input array

Return Value

This function returns the kurtosis of values in a or false if a is empty or not an array.


This built-in function was first introduced in statistics extension (PHP version 4.0.0 and PEAR v1.4.0). In this tutorial guide, we used the latest release of stats-2.0.3 (PHP v7.0.0 or newer and PEAR version 1.4.0 or newer).


The following example below computes the kurtosis array -

   var_dump(sprintf("%2.9f", stats_kurtosis(array(1,3,5,7))));


When the above code is executed, it will produce the following result -

string(12) "-1.360000000"


Following example below is an error case, in the below example, we passed an empty array. A warning is shown in logs -

   // error cases


The above code will produce the following result and a warning in logs PHP Warning: stats_kurtosis(): The array has 0 elements


Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the stats_rand_gen_beta() Function.

Feel free to ask your questions where necessary and we will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.

Follow us on our various social media platforms to stay updated with our latest tutorials. You can also subscribe to our newsletter in order to get our tutorials delivered directly to your emails.

Thanks for reading and bye for now.

Post a Comment

Hello dear readers! Please kindly try your best to make sure your comments comply with our comment policy guidelines. You can visit our comment policy page to view these guidelines which are clearly stated. Thank you.
© 2023 ‧ WebDesignTutorialz. All rights reserved. Developed by Jago Desain