UCS-2 character routines
[UCS-2 Character/String API]

UCS-2 character routines provide the utility to classify characters and convert from upper and lower cases. More...

Functions

UCS2API int ucs2issurrogate (ucs2char_t c)
 Test whether a USC-2 character is a surrogate-pair character in UTF-16.
UCS2API int ucs2isspace (ucs2char_t c)
 Test whether a USC-2 character is a whitespace character.
UCS2API int ucs2isdigit (ucs2char_t c)
 Test whether a USC-2 character is a numeric character.
UCS2API ucs2char_t ucs2lower (ucs2char_t c)
 Convert a UCS-2 character to lower case.
UCS2API ucs2char_t ucs2upper (ucs2char_t c)
 Convert a UCS-2 character to upper case.

Detailed Description

UCS-2 character routines provide the utility to classify characters and convert from upper and lower cases.

Function Documentation

UCS2API int ucs2isdigit ( ucs2char_t  c  ) 

Test whether a USC-2 character is a numeric character.

Parameters:
c The UCS-2 character to be tested.
Return values:
int Non-zero value if the test is true, zero otherwise.

UCS2API int ucs2isspace ( ucs2char_t  c  ) 

Test whether a USC-2 character is a whitespace character.

Parameters:
c The UCS-2 character to be tested.
Return values:
int Non-zero value if the test is true, zero otherwise.

UCS2API int ucs2issurrogate ( ucs2char_t  c  ) 

Test whether a USC-2 character is a surrogate-pair character in UTF-16.

Parameters:
c The UCS-2 character to be tested.
Return values:
int Non-zero value if the test is true, zero otherwise.

UCS2API ucs2char_t ucs2lower ( ucs2char_t  c  ) 

Convert a UCS-2 character to lower case.

Parameters:
c The UCS-2 character to be coverted.
Return values:
ucs2char_t The resultant UCS-2 character.

UCS2API ucs2char_t ucs2upper ( ucs2char_t  c  ) 

Convert a UCS-2 character to upper case.

Parameters:
c The UCS-2 character to be coverted.
Return values:
ucs2char_t The resultant UCS-2 character.