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ustring.h
Go to the documentation of this file.
1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 **********************************************************************
5 * Copyright (C) 1998-2014, International Business Machines
6 * Corporation and others. All Rights Reserved.
7 **********************************************************************
8 *
9 * File ustring.h
10 *
11 * Modification History:
12 *
13 * Date Name Description
14 * 12/07/98 bertrand Creation.
15 ******************************************************************************
16 */
17
18 #ifndef USTRING_H
19 #define USTRING_H
20
21 #include "unicode/utypes.h"
22 #include "unicode/putil.h"
23 #include "unicode/uiter.h"
24
30 #ifndef UBRK_TYPEDEF_UBREAK_ITERATOR
31 # define UBRK_TYPEDEF_UBREAK_ITERATOR
32
33 typedef struct UBreakIterator UBreakIterator;
34 #endif
35
92 U_STABLE int32_t U_EXPORT2
93 u_strlen(const UChar *s);
109 U_STABLE int32_t U_EXPORT2
110 u_countChar32(const UChar *s, int32_t length);
111
130 U_STABLE UBool U_EXPORT2
131 u_strHasMoreChar32Than(const UChar *s, int32_t length, int32_t number);
132
143 U_STABLE UChar* U_EXPORT2
144 u_strcat(UChar *dst,
145 const UChar *src);
146
161 U_STABLE UChar* U_EXPORT2
162 u_strncat(UChar *dst,
163 const UChar *src,
164 int32_t n);
165
186 U_STABLE UChar * U_EXPORT2
187 u_strstr(const UChar *s, const UChar *substring);
188
210 U_STABLE UChar * U_EXPORT2
211 u_strFindFirst(const UChar *s, int32_t length, const UChar *substring, int32_t subLength);
212
230 U_STABLE UChar * U_EXPORT2
231 u_strchr(const UChar *s, UChar c);
232
250 U_STABLE UChar * U_EXPORT2
251 u_strchr32(const UChar *s, UChar32 c);
252
273 U_STABLE UChar * U_EXPORT2
274 u_strrstr(const UChar *s, const UChar *substring);
275
297 U_STABLE UChar * U_EXPORT2
298 u_strFindLast(const UChar *s, int32_t length, const UChar *substring, int32_t subLength);
299
317 U_STABLE UChar * U_EXPORT2
318 u_strrchr(const UChar *s, UChar c);
319
337 U_STABLE UChar * U_EXPORT2
338 u_strrchr32(const UChar *s, UChar32 c);
339
352 U_STABLE UChar * U_EXPORT2
353 u_strpbrk(const UChar *string, const UChar *matchSet);
354
368 U_STABLE int32_t U_EXPORT2
369 u_strcspn(const UChar *string, const UChar *matchSet);
370
384 U_STABLE int32_t U_EXPORT2
385 u_strspn(const UChar *string, const UChar *matchSet);
386
412 U_STABLE UChar * U_EXPORT2
413 u_strtok_r(UChar *src,
414 const UChar *delim,
415 UChar **saveState);
416
427 U_STABLE int32_t U_EXPORT2
428 u_strcmp(const UChar *s1,
429 const UChar *s2);
430
442 U_STABLE int32_t U_EXPORT2
443 u_strcmpCodePointOrder(const UChar *s1, const UChar *s2);
444
472 U_STABLE int32_t U_EXPORT2
473 u_strCompare(const UChar *s1, int32_t length1,
474 const UChar *s2, int32_t length2,
475 UBool codePointOrder);
476
497 U_STABLE int32_t U_EXPORT2
498 u_strCompareIter(UCharIterator *iter1, UCharIterator *iter2, UBool codePointOrder);
499
540 U_STABLE int32_t U_EXPORT2
541 u_strCaseCompare(const UChar *s1, int32_t length1,
542 const UChar *s2, int32_t length2,
543 uint32_t options,
544 UErrorCode *pErrorCode);
545
558 U_STABLE int32_t U_EXPORT2
559 u_strncmp(const UChar *ucs1,
560 const UChar *ucs2,
561 int32_t n);
562
576 U_STABLE int32_t U_EXPORT2
577 u_strncmpCodePointOrder(const UChar *s1, const UChar *s2, int32_t n);
578
598 U_STABLE int32_t U_EXPORT2
599 u_strcasecmp(const UChar *s1, const UChar *s2, uint32_t options);
600
622 U_STABLE int32_t U_EXPORT2
623 u_strncasecmp(const UChar *s1, const UChar *s2, int32_t n, uint32_t options);
624
646 U_STABLE int32_t U_EXPORT2
647 u_memcasecmp(const UChar *s1, const UChar *s2, int32_t length, uint32_t options);
648
657 U_STABLE UChar* U_EXPORT2
658 u_strcpy(UChar *dst,
659 const UChar *src);
660
672 U_STABLE UChar* U_EXPORT2
673 u_strncpy(UChar *dst,
674 const UChar *src,
675 int32_t n);
676
677 #if !UCONFIG_NO_CONVERSION
678
689 U_STABLE UChar* U_EXPORT2 u_uastrcpy(UChar *dst,
690 const char *src );
691
704 U_STABLE UChar* U_EXPORT2 u_uastrncpy(UChar *dst,
705 const char *src,
706 int32_t n);
707
718 U_STABLE char* U_EXPORT2 u_austrcpy(char *dst,
719 const UChar *src );
720
733 U_STABLE char* U_EXPORT2 u_austrncpy(char *dst,
734 const UChar *src,
735 int32_t n );
736
737 #endif
738
747 U_STABLE UChar* U_EXPORT2
748 u_memcpy(UChar *dest, const UChar *src, int32_t count);
749
758 U_STABLE UChar* U_EXPORT2
759 u_memmove(UChar *dest, const UChar *src, int32_t count);
760
770 U_STABLE UChar* U_EXPORT2
771 u_memset(UChar *dest, UChar c, int32_t count);
772
784 U_STABLE int32_t U_EXPORT2
785 u_memcmp(const UChar *buf1, const UChar *buf2, int32_t count);
786
800 U_STABLE int32_t U_EXPORT2
801 u_memcmpCodePointOrder(const UChar *s1, const UChar *s2, int32_t count);
802
820 U_STABLE UChar* U_EXPORT2
821 u_memchr(const UChar *s, UChar c, int32_t count);
822
840 U_STABLE UChar* U_EXPORT2
841 u_memchr32(const UChar *s, UChar32 c, int32_t count);
842
860 U_STABLE UChar* U_EXPORT2
861 u_memrchr(const UChar *s, UChar c, int32_t count);
862
880 U_STABLE UChar* U_EXPORT2
881 u_memrchr32(const UChar *s, UChar32 c, int32_t count);
882
933 #if defined(U_DECLARE_UTF16)
934 # define U_STRING_DECL(var, cs, length) static const UChar *var=(const UChar *)U_DECLARE_UTF16(cs)
935
936 # define U_STRING_INIT(var, cs, length)
937 #elif U_SIZEOF_WCHAR_T==U_SIZEOF_UCHAR && (U_CHARSET_FAMILY==U_ASCII_FAMILY || (U_SIZEOF_UCHAR == 2 && defined(U_WCHAR_IS_UTF16)))
938 # define U_STRING_DECL(var, cs, length) static const UChar var[(length)+1]=L ## cs
939
940 # define U_STRING_INIT(var, cs, length)
941 #elif U_SIZEOF_UCHAR==1 && U_CHARSET_FAMILY==U_ASCII_FAMILY
942 # define U_STRING_DECL(var, cs, length) static const UChar var[(length)+1]=cs
943
944 # define U_STRING_INIT(var, cs, length)
945 #else
946 # define U_STRING_DECL(var, cs, length) static UChar var[(length)+1]
947
948 # define U_STRING_INIT(var, cs, length) u_charsToUChars(cs, var, length+1)
949 #endif
950
998 U_STABLE int32_t U_EXPORT2
999 u_unescape(const char *src,
1000 UChar *dest, int32_t destCapacity);
1001
1002 U_CDECL_BEGIN
1015 typedef UChar (U_CALLCONV *UNESCAPE_CHAR_AT)(int32_t offset, void *context);
1016 U_CDECL_END
1017
1046 U_STABLE UChar32 U_EXPORT2
1047 u_unescapeAt(UNESCAPE_CHAR_AT charAt,
1048 int32_t *offset,
1049 int32_t length,
1050 void *context);
1051
1072 U_STABLE int32_t U_EXPORT2
1073 u_strToUpper(UChar *dest, int32_t destCapacity,
1074 const UChar *src, int32_t srcLength,
1075 const char *locale,
1076 UErrorCode *pErrorCode);
1077
1098 U_STABLE int32_t U_EXPORT2
1099 u_strToLower(UChar *dest, int32_t destCapacity,
1100 const UChar *src, int32_t srcLength,
1101 const char *locale,
1102 UErrorCode *pErrorCode);
1103
1104 #if !UCONFIG_NO_BREAK_ITERATION
1105
1144 U_STABLE int32_t U_EXPORT2
1145 u_strToTitle(UChar *dest, int32_t destCapacity,
1146 const UChar *src, int32_t srcLength,
1147 UBreakIterator *titleIter,
1148 const char *locale,
1149 UErrorCode *pErrorCode);
1150
1151 #endif
1152
1177 U_STABLE int32_t U_EXPORT2
1178 u_strFoldCase(UChar *dest, int32_t destCapacity,
1179 const UChar *src, int32_t srcLength,
1180 uint32_t options,
1181 UErrorCode *pErrorCode);
1182
1183 #if defined(U_WCHAR_IS_UTF16) || defined(U_WCHAR_IS_UTF32) || !UCONFIG_NO_CONVERSION
1184
1206 U_STABLE wchar_t* U_EXPORT2
1207 u_strToWCS(wchar_t *dest,
1208 int32_t destCapacity,
1209 int32_t *pDestLength,
1210 const UChar *src,
1211 int32_t srcLength,
1212 UErrorCode *pErrorCode);
1235 U_STABLE UChar* U_EXPORT2
1236 u_strFromWCS(UChar *dest,
1237 int32_t destCapacity,
1238 int32_t *pDestLength,
1239 const wchar_t *src,
1240 int32_t srcLength,
1241 UErrorCode *pErrorCode);
1242 #endif /* defined(U_WCHAR_IS_UTF16) || defined(U_WCHAR_IS_UTF32) || !UCONFIG_NO_CONVERSION */
1243
1266 U_STABLE char* U_EXPORT2
1267 u_strToUTF8(char *dest,
1268 int32_t destCapacity,
1269 int32_t *pDestLength,
1270 const UChar *src,
1271 int32_t srcLength,
1272 UErrorCode *pErrorCode);
1273
1296 U_STABLE UChar* U_EXPORT2
1297 u_strFromUTF8(UChar *dest,
1298 int32_t destCapacity,
1299 int32_t *pDestLength,
1300 const char *src,
1301 int32_t srcLength,
1302 UErrorCode *pErrorCode);
1303
1339 U_STABLE char* U_EXPORT2
1340 u_strToUTF8WithSub(char *dest,
1341 int32_t destCapacity,
1342 int32_t *pDestLength,
1343 const UChar *src,
1344 int32_t srcLength,
1345 UChar32 subchar, int32_t *pNumSubstitutions,
1346 UErrorCode *pErrorCode);
1347
1384 U_STABLE UChar* U_EXPORT2
1385 u_strFromUTF8WithSub(UChar *dest,
1386 int32_t destCapacity,
1387 int32_t *pDestLength,
1388 const char *src,
1389 int32_t srcLength,
1390 UChar32 subchar, int32_t *pNumSubstitutions,
1391 UErrorCode *pErrorCode);
1392
1444 U_STABLE UChar * U_EXPORT2
1445 u_strFromUTF8Lenient(UChar *dest,
1446 int32_t destCapacity,
1447 int32_t *pDestLength,
1448 const char *src,
1449 int32_t srcLength,
1450 UErrorCode *pErrorCode);
1451
1474 U_STABLE UChar32* U_EXPORT2
1475 u_strToUTF32(UChar32 *dest,
1476 int32_t destCapacity,
1477 int32_t *pDestLength,
1478 const UChar *src,
1479 int32_t srcLength,
1480 UErrorCode *pErrorCode);
1481
1504 U_STABLE UChar* U_EXPORT2
1505 u_strFromUTF32(UChar *dest,
1506 int32_t destCapacity,
1507 int32_t *pDestLength,
1508 const UChar32 *src,
1509 int32_t srcLength,
1510 UErrorCode *pErrorCode);
1511
1547 U_STABLE UChar32* U_EXPORT2
1548 u_strToUTF32WithSub(UChar32 *dest,
1549 int32_t destCapacity,
1550 int32_t *pDestLength,
1551 const UChar *src,
1552 int32_t srcLength,
1553 UChar32 subchar, int32_t *pNumSubstitutions,
1554 UErrorCode *pErrorCode);
1555
1591 U_STABLE UChar* U_EXPORT2
1592 u_strFromUTF32WithSub(UChar *dest,
1593 int32_t destCapacity,
1594 int32_t *pDestLength,
1595 const UChar32 *src,
1596 int32_t srcLength,
1597 UChar32 subchar, int32_t *pNumSubstitutions,
1598 UErrorCode *pErrorCode);
1599
1632 U_STABLE char* U_EXPORT2
1633 u_strToJavaModifiedUTF8(
1634 char *dest,
1635 int32_t destCapacity,
1636 int32_t *pDestLength,
1637 const UChar *src,
1638 int32_t srcLength,
1639 UErrorCode *pErrorCode);
1640
1682 U_STABLE UChar* U_EXPORT2
1683 u_strFromJavaModifiedUTF8WithSub(
1684 UChar *dest,
1685 int32_t destCapacity,
1686 int32_t *pDestLength,
1687 const char *src,
1688 int32_t srcLength,
1689 UChar32 subchar, int32_t *pNumSubstitutions,
1690 UErrorCode *pErrorCode);
1691
1692 #endif
u_strtok_r
UChar * u_strtok_r(UChar *src, const UChar *delim, UChar **saveState)
The string tokenizer API allows an application to break a string into tokens.
UBreakIterator
struct UBreakIterator UBreakIterator
Opaque type representing an ICU Break iterator object.
Definition: ubrk.h:28
u_strFromJavaModifiedUTF8WithSub
UChar * u_strFromJavaModifiedUTF8WithSub(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const char *src, int32_t srcLength, UChar32 subchar, int32_t *pNumSubstitutions, UErrorCode *pErrorCode)
Convert a Java Modified UTF-8 string to a 16-bit Unicode string.
u_memchr
UChar * u_memchr(const UChar *s, UChar c, int32_t count)
Find the first occurrence of a BMP code point in a string.
u_strncmpCodePointOrder
int32_t u_strncmpCodePointOrder(const UChar *s1, const UChar *s2, int32_t n)
Compare two Unicode strings in code point order.
u_strFromWCS
UChar * u_strFromWCS(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const wchar_t *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a wchar_t string to UTF-16.
u_strFromUTF8Lenient
UChar * u_strFromUTF8Lenient(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const char *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-8 string to UTF-16.
u_strFromUTF32WithSub
UChar * u_strFromUTF32WithSub(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const UChar32 *src, int32_t srcLength, UChar32 subchar, int32_t *pNumSubstitutions, UErrorCode *pErrorCode)
Convert a UTF-32 string to UTF-16.
u_strrchr
UChar * u_strrchr(const UChar *s, UChar c)
Find the last occurrence of a BMP code point in a string.
u_strToUTF32
UChar32 * u_strToUTF32(UChar32 *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-16 string to UTF-32.
u_strToTitle
int32_t u_strToTitle(UChar *dest, int32_t destCapacity, const UChar *src, int32_t srcLength, UBreakIterator *titleIter, const char *locale, UErrorCode *pErrorCode)
Titlecase a string.
UNESCAPE_CHAR_AT
UChar(* UNESCAPE_CHAR_AT)(int32_t offset, void *context)
Callback function for u_unescapeAt() that returns a character of the source text given an offset and ...
Definition: ustring.h:1015
u_strncpy
UChar * u_strncpy(UChar *dst, const UChar *src, int32_t n)
Copy a ustring.
u_countChar32
int32_t u_countChar32(const UChar *s, int32_t length)
Count Unicode code points in the length UChar code units of the string.
u_memcpy
UChar * u_memcpy(UChar *dest, const UChar *src, int32_t count)
Synonym for memcpy(), but with UChars only.
u_strToUTF8
char * u_strToUTF8(char *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-16 string to UTF-8.
U_CALLCONV
#define U_CALLCONV
Similar to U_CDECL_BEGIN/U_CDECL_END, this qualifier is necessary in callback function typedefs to ma...
Definition: platform.h:848
u_memcmpCodePointOrder
int32_t u_memcmpCodePointOrder(const UChar *s1, const UChar *s2, int32_t count)
Compare two Unicode strings in code point order.
u_strncasecmp
int32_t u_strncasecmp(const UChar *s1, const UChar *s2, int32_t n, uint32_t options)
Compare two strings case-insensitively using full case folding.
UCharIterator
C API for code unit iteration.
Definition: uiter.h:341
u_strcmpCodePointOrder
int32_t u_strcmpCodePointOrder(const UChar *s1, const UChar *s2)
Compare two Unicode strings in code point order.
u_strchr32
UChar * u_strchr32(const UChar *s, UChar32 c)
Find the first occurrence of a code point in a string.
u_strFoldCase
int32_t u_strFoldCase(UChar *dest, int32_t destCapacity, const UChar *src, int32_t srcLength, uint32_t options, UErrorCode *pErrorCode)
Case-folds the characters in a string.
u_strToUTF32WithSub
UChar32 * u_strToUTF32WithSub(UChar32 *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UChar32 subchar, int32_t *pNumSubstitutions, UErrorCode *pErrorCode)
Convert a UTF-16 string to UTF-32.
u_strHasMoreChar32Than
UBool u_strHasMoreChar32Than(const UChar *s, int32_t length, int32_t number)
Check if the string contains more Unicode code points than a certain number.
u_strcspn
int32_t u_strcspn(const UChar *string, const UChar *matchSet)
Returns the number of consecutive characters in string, beginning with the first, that do not occur s...
u_austrncpy
char * u_austrncpy(char *dst, const UChar *src, int32_t n)
Copy ustring to a byte string encoded in the default codepage.
u_strToWCS
wchar_t * u_strToWCS(wchar_t *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-16 string to a wchar_t string.
U_CDECL_BEGIN
#define U_CDECL_BEGIN
This is used to begin a declaration of a library private ICU C API.
Definition: umachine.h:84
u_strCaseCompare
int32_t u_strCaseCompare(const UChar *s1, int32_t length1, const UChar *s2, int32_t length2, uint32_t options, UErrorCode *pErrorCode)
Compare two strings case-insensitively using full case folding.
u_memset
UChar * u_memset(UChar *dest, UChar c, int32_t count)
Initialize count characters of dest to c.
u_uastrcpy
UChar * u_uastrcpy(UChar *dst, const char *src)
Copy a byte string encoded in the default codepage to a ustring.
u_strcmp
int32_t u_strcmp(const UChar *s1, const UChar *s2)
Compare two Unicode strings for bitwise equality (code unit order).
u_strCompare
int32_t u_strCompare(const UChar *s1, int32_t length1, const UChar *s2, int32_t length2, UBool codePointOrder)
Compare two Unicode strings (binary order).
u_strncat
UChar * u_strncat(UChar *dst, const UChar *src, int32_t n)
Concatenate two ustrings.
u_strToUTF8WithSub
char * u_strToUTF8WithSub(char *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UChar32 subchar, int32_t *pNumSubstitutions, UErrorCode *pErrorCode)
Convert a UTF-16 string to UTF-8.
UChar32
int32_t UChar32
Define UChar32 as a type for single Unicode code points.
Definition: umachine.h:396
u_strchr
UChar * u_strchr(const UChar *s, UChar c)
Find the first occurrence of a BMP code point in a string.
u_memrchr
UChar * u_memrchr(const UChar *s, UChar c, int32_t count)
Find the last occurrence of a BMP code point in a string.
putil.h
C API: Platform Utilities.
u_memcmp
int32_t u_memcmp(const UChar *buf1, const UChar *buf2, int32_t count)
Compare the first count UChars of each buffer.
u_strrchr32
UChar * u_strrchr32(const UChar *s, UChar32 c)
Find the last occurrence of a code point in a string.
u_strcpy
UChar * u_strcpy(UChar *dst, const UChar *src)
Copy a ustring.
uiter.h
C API: Unicode Character Iteration.
u_strFindLast
UChar * u_strFindLast(const UChar *s, int32_t length, const UChar *substring, int32_t subLength)
Find the last occurrence of a substring in a string.
u_memmove
UChar * u_memmove(UChar *dest, const UChar *src, int32_t count)
Synonym for memmove(), but with UChars only.
u_unescape
int32_t u_unescape(const char *src, UChar *dest, int32_t destCapacity)
Unescape a string of characters and write the resulting Unicode characters to the destination buffer...
u_strCompareIter
int32_t u_strCompareIter(UCharIterator *iter1, UCharIterator *iter2, UBool codePointOrder)
Compare two Unicode strings (binary order) as presented by UCharIterator objects. ...
u_memcasecmp
int32_t u_memcasecmp(const UChar *s1, const UChar *s2, int32_t length, uint32_t options)
Compare two strings case-insensitively using full case folding.
u_strpbrk
UChar * u_strpbrk(const UChar *string, const UChar *matchSet)
Locates the first occurrence in the string string of any of the characters in the string matchSet...
u_strcat
UChar * u_strcat(UChar *dst, const UChar *src)
Concatenate two ustrings.
UChar
uint16_t UChar
The base type for UTF-16 code units and pointers.
Definition: umachine.h:349
u_strstr
UChar * u_strstr(const UChar *s, const UChar *substring)
Find the first occurrence of a substring in a string.
U_CDECL_END
#define U_CDECL_END
This is used to end a declaration of a library private ICU C API.
Definition: umachine.h:85
u_strToLower
int32_t u_strToLower(UChar *dest, int32_t destCapacity, const UChar *src, int32_t srcLength, const char *locale, UErrorCode *pErrorCode)
Lowercase the characters in a string.
u_strcasecmp
int32_t u_strcasecmp(const UChar *s1, const UChar *s2, uint32_t options)
Compare two strings case-insensitively using full case folding.
u_strncmp
int32_t u_strncmp(const UChar *ucs1, const UChar *ucs2, int32_t n)
Compare two ustrings for bitwise equality.
u_strFromUTF32
UChar * u_strFromUTF32(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const UChar32 *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-32 string to UTF-16.
UErrorCode
UErrorCode
Error code to replace exception handling, so that the code is compatible with all C++ compilers...
Definition: utypes.h:396
u_strToJavaModifiedUTF8
char * u_strToJavaModifiedUTF8(char *dest, int32_t destCapacity, int32_t *pDestLength, const UChar *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a 16-bit Unicode string to Java Modified UTF-8.
u_austrcpy
char * u_austrcpy(char *dst, const UChar *src)
Copy ustring to a byte string encoded in the default codepage.
u_unescapeAt
UChar32 u_unescapeAt(UNESCAPE_CHAR_AT charAt, int32_t *offset, int32_t length, void *context)
Unescape a single sequence.
u_strspn
int32_t u_strspn(const UChar *string, const UChar *matchSet)
Returns the number of consecutive characters in string, beginning with the first, that occur somewher...
u_strFromUTF8
UChar * u_strFromUTF8(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const char *src, int32_t srcLength, UErrorCode *pErrorCode)
Convert a UTF-8 string to UTF-16.
utypes.h
Basic definitions for ICU, for both C and C++ APIs.
u_strlen
int32_t u_strlen(const UChar *s)
Determine the length of an array of UChar.
u_memchr32
UChar * u_memchr32(const UChar *s, UChar32 c, int32_t count)
Find the first occurrence of a code point in a string.
u_memrchr32
UChar * u_memrchr32(const UChar *s, UChar32 c, int32_t count)
Find the last occurrence of a code point in a string.
u_strrstr
UChar * u_strrstr(const UChar *s, const UChar *substring)
Find the last occurrence of a substring in a string.
u_uastrncpy
UChar * u_uastrncpy(UChar *dst, const char *src, int32_t n)
Copy a byte string encoded in the default codepage to a ustring.
u_strFromUTF8WithSub
UChar * u_strFromUTF8WithSub(UChar *dest, int32_t destCapacity, int32_t *pDestLength, const char *src, int32_t srcLength, UChar32 subchar, int32_t *pNumSubstitutions, UErrorCode *pErrorCode)
Convert a UTF-8 string to UTF-16.
u_strToUpper
int32_t u_strToUpper(UChar *dest, int32_t destCapacity, const UChar *src, int32_t srcLength, const char *locale, UErrorCode *pErrorCode)
Uppercase the characters in a string.
U_STABLE
#define U_STABLE
This is used to declare a function as a stable public ICU C API.
Definition: umachine.h:111
UBool
int8_t UBool
The ICU boolean type.
Definition: umachine.h:236
u_strFindFirst
UChar * u_strFindFirst(const UChar *s, int32_t length, const UChar *substring, int32_t subLength)
Find the first occurrence of a substring in a string.