NS_CStringToUTF16 编辑

« XPCOM API Reference

Summary

The NS_CStringToUTF16 function converts the value of a nsACString instance to UTF-16 and stores the result in a nsAString instance.

 #include "nsStringAPI.h"

 nsresult NS_CStringToUTF16(
   const nsACString& aSrc,
   nsCStringEncoding aSrcEncoding,
   nsAString& aDest
 );

Parameters

aSrc

[in] A nsACString instance containing the source string to be converted.

aSrcEncoding

[in] The character encoding of the source string. See nsCStringEncoding for the set of values that can be passed for this parameter.

aDest

[out] A nsAString instance that will contain the result of the conversion. The result will be encoded using the host byte order.

Return Values

The NS_CStringToUTF16 function returns NS_OK if successful. Otherwise, it returns an error code. The set of possible error codes is currently unspecified.

Example Code

  nsEmbedCString str("hello");
  nsEmbedString ustr;

  NS_CStringToUTF16(str, NS_CSTRING_ENCODING_ASCII, ustr);

  const PRUnichar *unicharBuf = ustr.get();

History

This function was frozen for Mozilla 1.7. See bug bug 239123 for details.

See Also

nsACString, nsAString, nsCStringEncoding