PHP Classes

File: union_types.php

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  Classes of Allan Kibet   Learn New PHP 8 Features   union_types.php   Download  
File: union_types.php
Role: Example script
Content type: text/plain
Description: Example and class source
Class: Learn New PHP 8 Features
Examples of how to use PHP 8 new features
Author: By
Last change:
Date: 2 years ago
Size: 524 bytes
 

Contents

Class file image Download
<?php

// Function can take multiple input types
function display_length(int|float $length) {
    echo "The length is: {$length} <br />";
}

display_length(22.56);

display_length(10);

class Customer
{
    public function __toString(): string
    {
        return "I am the Customer class";
    }
}

class Employee
{
    public function __toString(): string
    {
        return "I am the Customer class";
    }
}

function which_class(Customer|Employee $obj) {
    echo $obj;
}

$obj = new Customer();

which_class($obj);