Online PHP editor | rfc for 8TQCH

@ 2016-03-01T18:35:48Z

<?php
namespace Hostnet\Component\Php7;

/**
 * Simple number
 */
class Number
{

    private $value;

    public function __construct($value)
    {
        $this->value = $value;
    }

    public function getValue()
    {
        return $this->value;
    }
}


/**
 * Simple calculator.
 */
class Calculator
{
    /**
     * Sum the two arguments.
     *
     * @param Number $left the left operant
     * @param Number $right the right operant
     * @return Number the answer, the answer is Number(0) when one of the two arguments is null
     */
    public function sum(Number $left = null, Number $right = null)
    {
        try {
            return new Number($left->getValue() + $right->getValue());
        } catch (\Error $error) {
            return new Number(0);
        }
    }

    /**
     * Divisions two arguments.
     *
     * @param Number $left the left operant
     * @param Number $right the right operant
     * @return Number the answer, the answer is Number(0) when a devision by zero is made.
     */
    public function division(Number $left, Number $right)
    {
        return new Number($left->getValue() / $right->getValue());
    }
}

$item = new Calculator();
$item->sum(null, null);

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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