Thursday, November 12, 2020

PHP | is_a() Function

PHP is_a() Function


Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing about the PHP is_a() Function.

The built-in PHP is_a() Function checks if the given object is of this class or has this class as one of its parents.

Syntax

Following below is the syntax to use this function -

is_a ( $object, $class_name )


Parameter Details

Sr.NoParameter & Description
1

object(Required)

The tested object

2

class(Required)

The class name.


Return Value

It returns TRUE if the object is of this class or has this class as one of its parents, otherwise FALSE.

Example

Try out the below example -

<?php
   if ($wid_fact instanceof WidgetFactory) {
      echo 'Yes, $wid_fact is a WidgetFactory';
   }
?> 

Output

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

Yes, $WF is a WidgetFactory


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

Feel free to ask your questions where necessary and i 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.

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Thanks for reading and bye for now.
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