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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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declare(strict_types=1);
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namespace Faker\Core;
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use Faker\Extension;
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/**
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 * @experimental This class is experimental and does not fall under our BC promise
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 */
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final class Number implements Extension\NumberExtension
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{
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    public function numberBetween(int $min = 0, int $max = 2147483647): int
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    {
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        $int1 = min($min, $max);
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        $int2 = max($min, $max);
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        return mt_rand($int1, $int2);
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    }
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    public function randomDigit(): int
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    {
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        return mt_rand(0, 9);
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    }
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    public function randomDigitNot(int $except): int
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    {
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        $result = self::numberBetween(0, 8);
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        if ($result >= $except) {
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            ++$result;
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        }
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        return $result;
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    }
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    public function randomDigitNotZero(): int
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    {
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        return mt_rand(1, 9);
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    }
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    public function randomFloat(?int $nbMaxDecimals = null, float $min = 0, ?float $max = null): float
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    {
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        if (null === $nbMaxDecimals) {
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            $nbMaxDecimals = $this->randomDigit();
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        }
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        if (null === $max) {
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            $max = $this->randomNumber();
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            if ($min > $max) {
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                $max = $min;
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            }
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        }
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        if ($min > $max) {
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            $tmp = $min;
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            $min = $max;
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            $max = $tmp;
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        }
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        return round($min + mt_rand() / mt_getrandmax() * ($max - $min), $nbMaxDecimals);
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    }
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    public function randomNumber(int $nbDigits = null, bool $strict = false): int
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    {
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        if (null === $nbDigits) {
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            $nbDigits = $this->randomDigitNotZero();
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        }
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        $max = 10 ** $nbDigits - 1;
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        if ($max > mt_getrandmax()) {
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            throw new \InvalidArgumentException('randomNumber() can only generate numbers up to mt_getrandmax()');
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        }
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        if ($strict) {
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            return mt_rand(10 ** ($nbDigits - 1), $max);
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        }
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        return mt_rand(0, $max);
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    }
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}