# std::isxdigit(std::locale)

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< cpp‎ | locale

Defined in header `<locale>` |  |
template< class charT > bool isxdigit( charT ch, const locale& loc ); |  |

Checks if the given character is classified as a hexadecimal digit by the given locale's std::ctype facet.

### Parameters

ch | - | character
loc | - | locale

### Return value

Returns true if the character is classified as a hexadecimal digit, false otherwise.

### Possible implementation

    template< class charT >
    bool isxdigit( charT ch, const std::locale& loc ) {
        return std::use_facet<std::ctype<charT>>(loc).is(std::ctype_base::xdigit, ch);
    }

### Example

| This section is incomplete Reason: no example

### See also

isxdigit | checks if a character is a hexadecimal character (function)
iswxdigit | checks if a character is a hexadecimal character (function)

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