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# FcUtf16Len

## Name

FcUtf16Len -- count UTF-16 encoded chars

## Synopsis

    #include <fontconfig.h>

``FcBool `FcUtf16Len``(FcChar8 *`src`, FcEndian `endian`, int `len`, int *`nchar`, int *`wchar`);`

## Description

Counts the number of Unicode chars in `len` bytes of `src`. Bytes of `src` are combined into 16-bit units according to `endian`. Places that count in `nchar`. `wchar` contains 1, 2 or 4 depending on the number of bytes needed to hold the largest unicode char counted. The return value indicates whether `string` is a well-formed UTF16 string.

## Version

Fontconfig version 2.8.0

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