PHP code example of elegant-bro / interfaces

1. Go to this page and download the library: Download elegant-bro/interfaces library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

elegant-bro / interfaces example snippets




declare(strict_types=1);

use ElegantBro\Interfaces\Stringify;

final class MyStringify implements Stringify
{
    /**
     * @return string
     * @throws Exception
     */
    public function asString(): string
    {
        return "Hello World";
    }
}




declare(strict_types=1);

use ElegantBro\Interfaces\Numeric;

final class MyNumeric implements Numeric
{
    /**
     * @return string
     * @throws Exception
     */
    public function asNumber(): string
    {
        return "5";
    }
}




declare(strict_types=1);

use ElegantBro\Interfaces\Iteratee;

final class MyIteratee implements Iteratee
{
    /**
     * @return Iterator
     * @throws Exception
     */
    public function asIterator(): Iterator
    {
        yield 'foo';
        yield 'bar';
    }
}




declare(strict_types=1);

use ElegantBro\Interfaces\Arrayee;

final class MyArrayee implements Arrayee
{
    /**
     * @return array
     * @throws Exception
     */
    public function asArray(): array
    {
        return [1, 2, 3];
    }
}




declare(strict_types=1);

use ElegantBro\Interfaces\Predicate;

final class Odd implements Predicate
{
    /**
     * @var int
     */
    private $val;
 
    public function __construct(int $val) 
    {
        $this->val = $val;
    }
    
    public function asBool() : bool
    {
        return 0 !== $this->val % 2;
    }
}