Online PHP editor | perf for ntNgK

@ 2025-10-15T18:55:51Z

<?php

abstract class Number {
    abstract public function primitive(): mixed;
    
    abstract public function add(Number $other): Number;
    
    abstract protected function addIntNumber(IntNumber $other): Number;
    
    abstract protected function addFloatNumber(FloatNumber $other): Number;
    
    public static function from(int|float $primitive): Number
    {
        return match (true) {
            is_int($primitive) => new IntNumber($primitive),
            is_float($primitive) => new FloatNumber($primitive),
            default => throw new InvalidArgumentException('blah blah'),
        };
    }
}

class IntNumber extends Number {
    public function __construct(
        private int $value
    ) {}
    
    public function primitive(): int
    {
        return $this->value;
    }
    
    public function add(Number $other): Number
    {
        return $other->addIntNumber($this);
    }
    
    protected function addIntNumber(IntNumber $other): IntNumber
    {
        return new IntNumber($this->primitive() + $other->primitive());
    }
    
    protected function addFloatNumber(FloatNumber $other): FloatNumber
    {
        return new FloatNumber((float) $this->primitive() + $other->primitive());
    }
}

class FloatNumber extends Number {
    public function __construct(
        private float $value
    ) {}
    
    public function primitive(): float
    {
        return $this->value;
    }
    
    public function add(Number $other): Number
    {
        return $other->addFloatNumber($this);
    }
    
    protected function addIntNumber(IntNumber $other): FloatNumber
    {
        return new FloatNumber($this->primitive() + (float) $other->primitive());
    }
    
    protected function addFloatNumber(FloatNumber $other): FloatNumber
    {
        return new FloatNumber($this->primitive() + $other->primitive());
    }
}

$primitives = [1, 2, 7.13, 5.012];

$numbers = array_map([Number::class, 'from'], $primitives);

$carry = new IntNumber(0);
foreach ($numbers as $number) {
    $carry = $carry->add($number);
    
    echo '$number: ', get_class($number), ' ', $number->primitive(), PHP_EOL;
    echo '$carry: ', get_class($carry), ' ', $carry->primitive(), PHP_EOL;
    echo PHP_EOL;
}

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.4.14	0.015	0.013	17.77
8.4.13	0.037	0.010	17.55
8.4.12	0.041	0.010	17.60
8.4.11	0.035	0.009	17.76
8.4.10	0.038	0.009	18.05
8.4.9	0.039	0.011	17.63
8.4.8	0.034	0.011	17.68
8.4.7	0.034	0.006	18.04
8.4.6	0.033	0.011	17.40
8.4.5	0.029	0.009	17.56
8.4.4	0.020	0.005	17.74
8.4.3	0.022	0.002	17.37
8.4.2	0.029	0.002	17.13
8.4.1	0.033	0.010	17.22
8.3.26	0.038	0.005	16.64
8.3.25	0.035	0.008	16.86
8.3.24	0.027	0.005	16.45
8.3.23	0.031	0.005	16.58
8.3.22	0.018	0.004	16.86
8.3.21	0.031	0.008	16.47
8.3.20	0.037	0.009	16.53
8.3.19	0.038	0.009	16.54
8.3.18	0.042	0.009	16.53
8.3.17	0.037	0.001	16.62
8.3.16	0.015	0.007	16.54
8.3.15	0.018	0.004	16.41
8.3.14	0.018	0.006	16.45
8.3.13	0.026	0.009	16.64
8.3.12	0.038	0.006	16.55
8.3.11	0.045	0.009	16.57
8.3.10	0.041	0.009	16.55
8.3.9	0.044	0.007	16.51
8.3.8	0.055	0.006	16.55
8.3.7	0.024	0.004	16.70
8.3.6	0.042	0.010	16.52
8.3.5	0.040	0.009	16.34
8.3.4	0.039	0.011	17.61
8.3.3	0.030	0.010	17.80
8.3.2	0.036	0.006	17.64
8.3.1	0.029	0.006	17.39
8.3.0	0.030	0.003	17.39
8.2.29	0.034	0.005	16.43
8.2.28	0.032	0.005	16.63
8.2.27	0.038	0.005	16.40
8.2.26	0.032	0.007	16.44
8.2.25	0.011	0.008	16.83
8.2.24	0.031	0.009	16.48
8.2.23	0.023	0.004	16.55
8.2.22	0.021	0.005	16.45
8.2.21	0.016	0.003	16.63
8.2.20	0.015	0.011	16.42
8.2.19	0.018	0.004	16.68
8.2.18	0.016	0.003	16.73
8.2.17	0.018	0.004	17.91
8.2.16	0.039	0.008	17.75
8.2.15	0.038	0.008	17.62
8.2.14	0.027	0.005	17.54
8.2.13	0.022	0.003	17.43
8.2.12	0.019	0.005	17.54
8.2.11	0.020	0.007	17.80
8.2.10	0.016	0.008	17.64
8.2.9	0.033	0.004	17.28
8.2.8	0.036	0.009	17.42
8.2.7	0.038	0.008	17.39
8.2.6	0.035	0.009	17.76
8.2.5	0.042	0.010	17.57
8.2.4	0.028	0.012	17.46
8.2.3	0.033	0.006	17.67
8.2.2	0.037	0.004	17.36
8.2.1	0.033	0.008	17.63
8.2.0	0.031	0.006	17.55

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