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Module dmd.root.utf

Functions related to UTF encoding.




isBidiControl(c) Checks whether an Unicode code point is a bidirectional control character.
isUniAlpha(c) Return !=0 if unicode alpha. Use table from C99 Appendix D.
utf_codeLength(sz, c) Returns the code length of c in code units for the encoding. sz is the encoding: 1 = utf8, 2 = utf16, 4 = utf32.
utf_codeLengthChar(c) Returns the code length of c in code units.
utf_decodeChar(s, ridx, rresult) Decode a UTF-8 sequence as a single UTF-32 code point.
utf_decodeWchar(s, ridx, rresult) Decode a UTF-16 sequence as a single UTF-32 code point.
utf_isValidDchar(c) The Unicode code space is the range of code points [0x000000,0x10FFFF] except the UTF-16 surrogate pairs in the range [0xD800,0xDFFF]


Walter Bright


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