Source code for file /phputf8/native/case.php
Documentation is available at case.php
* @version $Id: case.php,v 1.4 2006/02/25 13:54:31 harryf Exp $
* Define UTF8_CASE as required
//---------------------------------------------------------------
* UTF-8 aware alternative to strtolower
* Make a string lowercase
* Note: The concept of a characters "case" only exists is some alphabets
* such as Latin, Greek, Cyrillic, Armenian and archaic Georgian - it does
* not exist in the Chinese alphabet, for example. See Unicode Standard
* Annex #21: Case Mappings
* Note: requires utf8_to_unicode and utf8_from_unicode
* @return mixed either string in lowercase or FALSE is UTF-8 invalid
* @see http://www.php.net/strtolower
* @see http://www.unicode.org/reports/tr21/tr21-5.html
* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php
global $UTF8_UPPER_TO_LOWER;
for ($i=
0; $i <
$cnt; $i++
){
if ( isset
($UTF8_UPPER_TO_LOWER[$uni[$i]]) ) {
$uni[$i] =
$UTF8_UPPER_TO_LOWER[$uni[$i]];
//---------------------------------------------------------------
* UTF-8 Case lookup table
* This lookuptable defines the lower case letters to their correspponding
* upper case letter in UTF-8
* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php
$GLOBALS['UTF8_UPPER_TO_LOWER'] =
array(
0x0041=>
0x0061, 0x03A6=>
0x03C6, 0x0162=>
0x0163, 0x00C5=>
0x00E5, 0x0042=>
0x0062,
0x0139=>
0x013A, 0x00C1=>
0x00E1, 0x0141=>
0x0142, 0x038E=>
0x03CD, 0x0100=>
0x0101,
0x0490=>
0x0491, 0x0394=>
0x03B4, 0x015A=>
0x015B, 0x0044=>
0x0064, 0x0393=>
0x03B3,
0x00D4=>
0x00F4, 0x042A=>
0x044A, 0x0419=>
0x0439, 0x0112=>
0x0113, 0x041C=>
0x043C,
0x015E=>
0x015F, 0x0143=>
0x0144, 0x00CE=>
0x00EE, 0x040E=>
0x045E, 0x042F=>
0x044F,
0x039A=>
0x03BA, 0x0154=>
0x0155, 0x0049=>
0x0069, 0x0053=>
0x0073, 0x1E1E=>
0x1E1F,
0x0134=>
0x0135, 0x0427=>
0x0447, 0x03A0=>
0x03C0, 0x0418=>
0x0438, 0x00D3=>
0x00F3,
0x0420=>
0x0440, 0x0404=>
0x0454, 0x0415=>
0x0435, 0x0429=>
0x0449, 0x014A=>
0x014B,
0x0411=>
0x0431, 0x0409=>
0x0459, 0x1E02=>
0x1E03, 0x00D6=>
0x00F6, 0x00D9=>
0x00F9,
0x004E=>
0x006E, 0x0401=>
0x0451, 0x03A4=>
0x03C4, 0x0423=>
0x0443, 0x015C=>
0x015D,
0x0403=>
0x0453, 0x03A8=>
0x03C8, 0x0158=>
0x0159, 0x0047=>
0x0067, 0x00C4=>
0x00E4,
0x0386=>
0x03AC, 0x0389=>
0x03AE, 0x0166=>
0x0167, 0x039E=>
0x03BE, 0x0164=>
0x0165,
0x0116=>
0x0117, 0x0108=>
0x0109, 0x0056=>
0x0076, 0x00DE=>
0x00FE, 0x0156=>
0x0157,
0x00DA=>
0x00FA, 0x1E60=>
0x1E61, 0x1E82=>
0x1E83, 0x00C2=>
0x00E2, 0x0118=>
0x0119,
0x0145=>
0x0146, 0x0050=>
0x0070, 0x0150=>
0x0151, 0x042E=>
0x044E, 0x0128=>
0x0129,
0x03A7=>
0x03C7, 0x013D=>
0x013E, 0x0422=>
0x0442, 0x005A=>
0x007A, 0x0428=>
0x0448,
0x03A1=>
0x03C1, 0x1E80=>
0x1E81, 0x016C=>
0x016D, 0x00D5=>
0x00F5, 0x0055=>
0x0075,
0x0176=>
0x0177, 0x00DC=>
0x00FC, 0x1E56=>
0x1E57, 0x03A3=>
0x03C3, 0x041A=>
0x043A,
0x004D=>
0x006D, 0x016A=>
0x016B, 0x0170=>
0x0171, 0x0424=>
0x0444, 0x00CC=>
0x00EC,
0x0168=>
0x0169, 0x039F=>
0x03BF, 0x004B=>
0x006B, 0x00D2=>
0x00F2, 0x00C0=>
0x00E0,
0x0414=>
0x0434, 0x03A9=>
0x03C9, 0x1E6A=>
0x1E6B, 0x00C3=>
0x00E3, 0x042D=>
0x044D,
0x0416=>
0x0436, 0x01A0=>
0x01A1, 0x010C=>
0x010D, 0x011C=>
0x011D, 0x00D0=>
0x00F0,
0x013B=>
0x013C, 0x040F=>
0x045F, 0x040A=>
0x045A, 0x00C8=>
0x00E8, 0x03A5=>
0x03C5,
0x0046=>
0x0066, 0x00DD=>
0x00FD, 0x0043=>
0x0063, 0x021A=>
0x021B, 0x00CA=>
0x00EA,
0x0399=>
0x03B9, 0x0179=>
0x017A, 0x00CF=>
0x00EF, 0x01AF=>
0x01B0, 0x0045=>
0x0065,
0x039B=>
0x03BB, 0x0398=>
0x03B8, 0x039C=>
0x03BC, 0x040C=>
0x045C, 0x041F=>
0x043F,
0x042C=>
0x044C, 0x00DE=>
0x00FE, 0x00D0=>
0x00F0, 0x1EF2=>
0x1EF3, 0x0048=>
0x0068,
0x00CB=>
0x00EB, 0x0110=>
0x0111, 0x0413=>
0x0433, 0x012E=>
0x012F, 0x00C6=>
0x00E6,
0x0058=>
0x0078, 0x0160=>
0x0161, 0x016E=>
0x016F, 0x0391=>
0x03B1, 0x0407=>
0x0457,
0x0172=>
0x0173, 0x0178=>
0x00FF, 0x004F=>
0x006F, 0x041B=>
0x043B, 0x0395=>
0x03B5,
0x0425=>
0x0445, 0x0120=>
0x0121, 0x017D=>
0x017E, 0x017B=>
0x017C, 0x0396=>
0x03B6,
0x0392=>
0x03B2, 0x0388=>
0x03AD, 0x1E84=>
0x1E85, 0x0174=>
0x0175, 0x0051=>
0x0071,
0x0417=>
0x0437, 0x1E0A=>
0x1E0B, 0x0147=>
0x0148, 0x0104=>
0x0105, 0x0408=>
0x0458,
0x014C=>
0x014D, 0x00CD=>
0x00ED, 0x0059=>
0x0079, 0x010A=>
0x010B, 0x038F=>
0x03CE,
0x0052=>
0x0072, 0x0410=>
0x0430, 0x0405=>
0x0455, 0x0402=>
0x0452, 0x0126=>
0x0127,
0x0136=>
0x0137, 0x012A=>
0x012B, 0x038A=>
0x03AF, 0x042B=>
0x044B, 0x004C=>
0x006C,
0x0397=>
0x03B7, 0x0124=>
0x0125, 0x0218=>
0x0219, 0x00DB=>
0x00FB, 0x011E=>
0x011F,
0x041E=>
0x043E, 0x1E40=>
0x1E41, 0x039D=>
0x03BD, 0x0106=>
0x0107, 0x03AB=>
0x03CB,
0x0426=>
0x0446, 0x00DE=>
0x00FE, 0x00C7=>
0x00E7, 0x03AA=>
0x03CA, 0x0421=>
0x0441,
0x0412=>
0x0432, 0x010E=>
0x010F, 0x00D8=>
0x00F8, 0x0057=>
0x0077, 0x011A=>
0x011B,
0x0054=>
0x0074, 0x004A=>
0x006A, 0x040B=>
0x045B, 0x0406=>
0x0456, 0x0102=>
0x0103,
0x039B=>
0x03BB, 0x00D1=>
0x00F1, 0x041D=>
0x043D, 0x038C=>
0x03CC, 0x00C9=>
0x00E9,
0x00D0=>
0x00F0, 0x0407=>
0x0457, 0x0122=>
0x0123,
//---------------------------------------------------------------
* UTF-8 aware alternative to strtoupper
* Make a string uppercase
* Note: The concept of a characters "case" only exists is some alphabets
* such as Latin, Greek, Cyrillic, Armenian and archaic Georgian - it does
* not exist in the Chinese alphabet, for example. See Unicode Standard
* Annex #21: Case Mappings
* Note: requires utf8_to_unicode and utf8_from_unicode
* @return mixed either string in lowercase or FALSE is UTF-8 invalid
* @see http://www.php.net/strtoupper
* @see http://www.unicode.org/reports/tr21/tr21-5.html
* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php
global $UTF8_LOWER_TO_UPPER;
for ($i=
0; $i <
$cnt; $i++
){
if( isset
($UTF8_LOWER_TO_UPPER[$uni[$i]]) ) {
$uni[$i] =
$UTF8_LOWER_TO_UPPER[$uni[$i]];
//---------------------------------------------------------------
* UTF-8 Case lookup table
* This lookuptable defines the upper case letters to their correspponding
* lower case letter in UTF-8
* @see http://dev.splitbrain.org/view/darcs/dokuwiki/inc/utf8.php
$GLOBALS['UTF8_LOWER_TO_UPPER'] =
array(
0x0061=>
0x0041, 0x03C6=>
0x03A6, 0x0163=>
0x0162, 0x00E5=>
0x00C5, 0x0062=>
0x0042,
0x013A=>
0x0139, 0x00E1=>
0x00C1, 0x0142=>
0x0141, 0x03CD=>
0x038E, 0x0101=>
0x0100,
0x0491=>
0x0490, 0x03B4=>
0x0394, 0x015B=>
0x015A, 0x0064=>
0x0044, 0x03B3=>
0x0393,
0x00F4=>
0x00D4, 0x044A=>
0x042A, 0x0439=>
0x0419, 0x0113=>
0x0112, 0x043C=>
0x041C,
0x015F=>
0x015E, 0x0144=>
0x0143, 0x00EE=>
0x00CE, 0x045E=>
0x040E, 0x044F=>
0x042F,
0x03BA=>
0x039A, 0x0155=>
0x0154, 0x0069=>
0x0049, 0x0073=>
0x0053, 0x1E1F=>
0x1E1E,
0x0135=>
0x0134, 0x0447=>
0x0427, 0x03C0=>
0x03A0, 0x0438=>
0x0418, 0x00F3=>
0x00D3,
0x0440=>
0x0420, 0x0454=>
0x0404, 0x0435=>
0x0415, 0x0449=>
0x0429, 0x014B=>
0x014A,
0x0431=>
0x0411, 0x0459=>
0x0409, 0x1E03=>
0x1E02, 0x00F6=>
0x00D6, 0x00F9=>
0x00D9,
0x006E=>
0x004E, 0x0451=>
0x0401, 0x03C4=>
0x03A4, 0x0443=>
0x0423, 0x015D=>
0x015C,
0x0453=>
0x0403, 0x03C8=>
0x03A8, 0x0159=>
0x0158, 0x0067=>
0x0047, 0x00E4=>
0x00C4,
0x03AC=>
0x0386, 0x03AE=>
0x0389, 0x0167=>
0x0166, 0x03BE=>
0x039E, 0x0165=>
0x0164,
0x0117=>
0x0116, 0x0109=>
0x0108, 0x0076=>
0x0056, 0x00FE=>
0x00DE, 0x0157=>
0x0156,
0x00FA=>
0x00DA, 0x1E61=>
0x1E60, 0x1E83=>
0x1E82, 0x00E2=>
0x00C2, 0x0119=>
0x0118,
0x0146=>
0x0145, 0x0070=>
0x0050, 0x0151=>
0x0150, 0x044E=>
0x042E, 0x0129=>
0x0128,
0x03C7=>
0x03A7, 0x013E=>
0x013D, 0x0442=>
0x0422, 0x007A=>
0x005A, 0x0448=>
0x0428,
0x03C1=>
0x03A1, 0x1E81=>
0x1E80, 0x016D=>
0x016C, 0x00F5=>
0x00D5, 0x0075=>
0x0055,
0x0177=>
0x0176, 0x00FC=>
0x00DC, 0x1E57=>
0x1E56, 0x03C3=>
0x03A3, 0x043A=>
0x041A,
0x006D=>
0x004D, 0x016B=>
0x016A, 0x0171=>
0x0170, 0x0444=>
0x0424, 0x00EC=>
0x00CC,
0x0169=>
0x0168, 0x03BF=>
0x039F, 0x006B=>
0x004B, 0x00F2=>
0x00D2, 0x00E0=>
0x00C0,
0x0434=>
0x0414, 0x03C9=>
0x03A9, 0x1E6B=>
0x1E6A, 0x00E3=>
0x00C3, 0x044D=>
0x042D,
0x0436=>
0x0416, 0x01A1=>
0x01A0, 0x010D=>
0x010C, 0x011D=>
0x011C, 0x00F0=>
0x00D0,
0x013C=>
0x013B, 0x045F=>
0x040F, 0x045A=>
0x040A, 0x00E8=>
0x00C8, 0x03C5=>
0x03A5,
0x0066=>
0x0046, 0x00FD=>
0x00DD, 0x0063=>
0x0043, 0x021B=>
0x021A, 0x00EA=>
0x00CA,
0x03B9=>
0x0399, 0x017A=>
0x0179, 0x00EF=>
0x00CF, 0x01B0=>
0x01AF, 0x0065=>
0x0045,
0x03BB=>
0x039B, 0x03B8=>
0x0398, 0x03BC=>
0x039C, 0x045C=>
0x040C, 0x043F=>
0x041F,
0x044C=>
0x042C, 0x00FE=>
0x00DE, 0x00F0=>
0x00D0, 0x1EF3=>
0x1EF2, 0x0068=>
0x0048,
0x00EB=>
0x00CB, 0x0111=>
0x0110, 0x0433=>
0x0413, 0x012F=>
0x012E, 0x00E6=>
0x00C6,
0x0078=>
0x0058, 0x0161=>
0x0160, 0x016F=>
0x016E, 0x03B1=>
0x0391, 0x0457=>
0x0407,
0x0173=>
0x0172, 0x00FF=>
0x0178, 0x006F=>
0x004F, 0x043B=>
0x041B, 0x03B5=>
0x0395,
0x0445=>
0x0425, 0x0121=>
0x0120, 0x017E=>
0x017D, 0x017C=>
0x017B, 0x03B6=>
0x0396,
0x03B2=>
0x0392, 0x03AD=>
0x0388, 0x1E85=>
0x1E84, 0x0175=>
0x0174, 0x0071=>
0x0051,
0x0437=>
0x0417, 0x1E0B=>
0x1E0A, 0x0148=>
0x0147, 0x0105=>
0x0104, 0x0458=>
0x0408,
0x014D=>
0x014C, 0x00ED=>
0x00CD, 0x0079=>
0x0059, 0x010B=>
0x010A, 0x03CE=>
0x038F,
0x0072=>
0x0052, 0x0430=>
0x0410, 0x0455=>
0x0405, 0x0452=>
0x0402, 0x0127=>
0x0126,
0x0137=>
0x0136, 0x012B=>
0x012A, 0x03AF=>
0x038A, 0x044B=>
0x042B, 0x006C=>
0x004C,
0x03B7=>
0x0397, 0x0125=>
0x0124, 0x0219=>
0x0218, 0x00FB=>
0x00DB, 0x011F=>
0x011E,
0x043E=>
0x041E, 0x1E41=>
0x1E40, 0x03BD=>
0x039D, 0x0107=>
0x0106, 0x03CB=>
0x03AB,
0x0446=>
0x0426, 0x00FE=>
0x00DE, 0x00E7=>
0x00C7, 0x03CA=>
0x03AA, 0x0441=>
0x0421,
0x0432=>
0x0412, 0x010F=>
0x010E, 0x00F8=>
0x00D8, 0x0077=>
0x0057, 0x011B=>
0x011A,
0x0074=>
0x0054, 0x006A=>
0x004A, 0x045B=>
0x040B, 0x0456=>
0x0406, 0x0103=>
0x0102,
0x03BB=>
0x039B, 0x00F1=>
0x00D1, 0x043D=>
0x041D, 0x03CC=>
0x038C, 0x00E9=>
0x00C9,
0x00F0=>
0x00D0, 0x0457=>
0x0407, 0x0123=>
0x0122,