ValueError example

final class Php83
{
    private const JSON_MAX_DEPTH = 0x7FFFFFFF; // see https://www.php.net/manual/en/function.json-decode.php
    public static function json_validate(string $json, int $depth = 512, int $flags = 0): bool
    {
        if (0 !== $flags && \defined('JSON_INVALID_UTF8_IGNORE') && \JSON_INVALID_UTF8_IGNORE !== $flags) {
            throw new \ValueError('json_validate(): Argument #3 ($flags) must be a valid flag (allowed flags: JSON_INVALID_UTF8_IGNORE)');
        }

        if ($depth <= 0) {
            throw new \ValueError('json_validate(): Argument #2 ($depth) must be greater than 0');
        }

        if ($depth >= self::JSON_MAX_DEPTH) {
            throw new \ValueError(sprintf('json_validate(): Argument #2 ($depth) must be less than %d', self::JSON_MAX_DEPTH));
        }

        json_decode($json, null, $depth, $flags);

        

$s = substr($s, $start);
        }
        $size = (int) $size;
        $type = (int) $type;
        $start = (int) $start;

        if (\GRAPHEME_EXTR_COUNT !== $type && \GRAPHEME_EXTR_MAXBYTES !== $type && \GRAPHEME_EXTR_MAXCHARS !== $type) {
            if (80000 > \PHP_VERSION_ID) {
                return false;
            }

            throw new \ValueError('grapheme_extract(): Argument #3 ($type) must be one of GRAPHEME_EXTR_COUNT, GRAPHEME_EXTR_MAXBYTES, or GRAPHEME_EXTR_MAXCHARS');
        }

        if (!isset($s[0]) || 0 > $size || 0 > $start) {
            return false;
        }
        if (0 === $size) {
            return '';
        }

        $next = $start;

        

if ('UTF-8' === $normalizedEncoding || false !== @iconv($normalizedEncoding, $normalizedEncoding, ' ')) {
            self::$internalEncoding = $normalizedEncoding;

            return true;
        }

        if (80000 > \PHP_VERSION_ID) {
            return false;
        }

        throw new \ValueError(sprintf('Argument #1 ($encoding) must be a valid encoding, "%s" given', $encoding));
    }

    public static function mb_language($lang = null)
    {
        if (null === $lang) {
            return self::$language;
        }

        switch ($normalizedLang = strtolower($lang)) {
            case 'uni':
            case 'neutral':
                

case self::NFKC: $C = true; $K = true; break;
            case self::NFKD: $C = false; $K = true; break;
            default:
                if (\defined('Normalizer::NONE') && \Normalizer::NONE == $form) {
                    return $s;
                }

                if (80000 > \PHP_VERSION_ID) {
                    return false;
                }

                throw new \ValueError('normalizer_normalize(): Argument #2 ($form) must be a a valid normalization form');
        }

        if ('' === $s) {
            return '';
        }

        if ($K && null === self::$KD) {
            self::$KD = self::getData('compatibilityDecomposition');
        }

        if (null === self::$D) {