86 lines
3.1 KiB
C
86 lines
3.1 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 2003, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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****
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*
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* Case folding examples, in C
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*
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*******************************************************************************
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*/
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#include "unicode/uchar.h"
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#include "unicode/ustring.h"
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#include "unicode/utypes.h"
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#include "unicode/ustdio.h"
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/* Note: don't use 'k' or 'K' because we might be on EBCDIC */
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int c_main(UFILE *out)
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{
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UChar32 ch;
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UErrorCode errorCode = U_ZERO_ERROR;
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static const UChar upper[] = {0x61, 0x42, 0x49, 0}; /* upper = "aBI" */
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static const UChar lower[] = {0x61, 0x42, 0x69, 0}; /* lower = "abi" */
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/* unfold = "aB LATIN SMALL LETTER DOTLESS I" */
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static const UChar unfold[] = {0x61, 0x42, 0x131, 0} ;
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UChar buffer[32];
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const UChar char_k = 0x006b; /* 'k' */
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const UChar char_K = 0x004b; /* 'K' */
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int length;
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printf("** C Case Mapping Sample\n");
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/* uchar.h APIs, single character case mapping */
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ch = u_toupper(char_k); /* ch = 'K' */
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u_fprintf(out, "toupper(%K) = %K\n", char_k, ch);
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ch = u_tolower(ch); /* ch = 'k' */
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u_fprintf(out, "tolower() = %K\n", ch);
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ch = u_totitle(char_k); /* ch = 'K' */
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u_fprintf(out, "totitle(%K) = %K\n", char_k, ch);
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ch = u_foldCase(char_K, U_FOLD_CASE_DEFAULT); /* ch = 'k' */
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u_fprintf(out, "u_foldCase(%K, U_FOLD_CASE_DEFAULT) = %K\n", char_K, (UChar) ch);
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/* ustring.h APIs, UChar * string case mapping with a Turkish locale */
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/* result buffer = "ab?" latin small letter a, latin small letter b, latin
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small letter dotless i */
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length = u_strToLower(buffer, sizeof(buffer)/sizeof(buffer[0]), upper,
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sizeof(upper)/sizeof(upper[0]), "tr", &errorCode);
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if(U_FAILURE(errorCode) || buffer[length]!=0) {
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u_fprintf(out, "error in u_strToLower(Turkish locale)=%ld error=%s\n", length,
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u_errorName(errorCode));
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}
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u_fprintf(out, "u_strToLower(%U, turkish) -> %U\n", upper, buffer);
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/* ustring.h APIs, UChar * string case mapping with a Engish locale */
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/* result buffer = "ABI" latin CAPITAL letter A, latin capital letter B,
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latin capital letter I */
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length = u_strToUpper(buffer, sizeof(buffer)/sizeof(buffer[0]), upper,
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sizeof(upper)/sizeof(upper[0]), "en", &errorCode);
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if(U_FAILURE(errorCode) || buffer[length]!=0) {
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u_fprintf(out, "error in u_strToLower(English locale)=%ld error=%s\n", length,
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u_errorName(errorCode));
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}
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u_fprintf(out, "u_strToUpper(%U, english) -> %U\n", lower, buffer);
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/* ustring.h APIs, UChar * string case folding */
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/* result buffer = "abi" */
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length = u_strFoldCase(buffer, sizeof(buffer)/sizeof(buffer[0]), unfold,
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sizeof(unfold)/sizeof(unfold[0]), U_FOLD_CASE_DEFAULT,
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&errorCode);
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if(U_FAILURE(errorCode) || buffer[length]!=0) {
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u_fprintf(out, "error in u_strFoldCase()=%ld error=%s\n", length,
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u_errorName(errorCode));
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}
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u_fprintf(out, "u_strFoldCase(%U, U_FOLD_CASE_DEFAULT) -> %U\n", unfold, buffer);
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u_fprintf(out, "\n** end of C sample\n");
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return 0;
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}
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