2008-12-30から1日間の記事一覧

rubyでUCS ↝ UTF-8変換するプログラム

def ucs_to_utf8(cp) def bit_window(num, msb, lsb) ret = num ret = ret >> lsb ret = ret & ((1 << (msb - lsb + 1)) - 1) end raise if cp < 0 bytes = [] if cp < 0x80 bytes << cp else byte_len = 2 tmp = cp >> 11 while tmp > 0 tmp = tmp >> 5 byt…

rubyでUCS ↝ UTF-8変換するプログラム

def ucs_to_utf8(cp) def bit_window(num, msb, lsb) ret = num ret = ret >> lsb ret = ret & ((1 << (msb - lsb + 1)) - 1) end raise if cp < 0 bytes = [] if cp < 0x80 bytes << cp else byte_len = 2 tmp = cp >> 11 while tmp > 0 tmp = tmp >> 5 byt…