Proyectos de Subversion Moodle

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1 efrain 1 
<?php
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declare(strict_types=1);
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namespace Phpml\Math;
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use Phpml\Exception\InvalidArgumentException;
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class Comparison
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{
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    /**
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     * @param mixed $a
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     * @param mixed $b
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     *
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     * @throws InvalidArgumentException
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     */
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    public static function compare($a, $b, string $operator): bool
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    {
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        switch ($operator) {
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            case '>':
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                return $a > $b;
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            case '>=':
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                return $a >= $b;
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            case '=':
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            case '==':
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                return $a == $b;
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            case '===':
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                return $a === $b;
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            case '<=':
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                return $a <= $b;
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            case '<':
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                return $a < $b;
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            case '!=':
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            case '<>':
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                return $a != $b;
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            case '!==':
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                return $a !== $b;
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            default:
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                throw new InvalidArgumentException(sprintf('Invalid operator "%s" provided', $operator));
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        }
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    }
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}