mb_check_encoding

    (PHP 4 >= 4.4.3, PHP 5 >= 5.1.3, PHP 7, PHP 8)

    mb_check_encoding — Check if strings are valid for the specified encoding

    Опис

    mb_check_encoding(array|string|null $value = null, ?string $encoding = null): bool

    Checks if the specified byte stream is valid for the specified encoding. If value is of type array, all keys and values are validated recursively. It is useful to prevent so-called "Invalid Encoding Attack".

    Параметри

    value

    The byte stream or array to check. If it is omitted, this function checks all the input from the beginning of the request.

    Увага

    As of PHP 8.1.0, omitting this parameter or passing null is deprecated.

    encoding

    The expected encoding.

    Значення, що повертаються

    Повертає true у разі успіху або false в разі помилки.

    Журнал змін

    Версія Опис
    8.1.0 Calling this function with null as value or without argument is deprecated.
    8.0.0 value and encoding are nullable now.
    7.2.0 This function now also accepts an array as value. Formerly, only strings have been supported.

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