全形和半形
半形字符与全形字符的比较 > ASCII字符

| ASCII | 全形字符 | Unicode | 半形字符 | Unicode |
| --- | --- | --- | --- | --- |
| 0x20 | "　" | U+3000 | " " | U+0020 |
| 0x21 | ！ | U+FF01 | ! | U+0021 |
| 0x22 | ＂ | U+FF02 | " | U+0022 |
| 0x23 | ＃ | U+FF03 | # | U+0023 |
| 0x24 | ＄ | U+FF04 | $ | U+0024 |
| 0x25 | ％ | U+FF05 | % | U+0025 |
| 0x26 | ＆ | U+FF06 | & | U+0026 |
| 0x27 | ＇ | U+FF07 | ' | U+0027 |
| 0x28 | （ | U+FF08 | ( | U+0028 |
| 0x29 | ） | U+FF09 | ) | U+0029 |
| 0x2A | ＊ | U+FF0A | * | U+002A |
| 0x2B | ＋ | U+FF0B | + | U+002B |
| 0x2C | ， | U+FF0C | , | U+002C |
| 0x2D | － | U+FF0D | - | U+002D |
| 0x2E | ． | U+FF0E | . | U+002E |
| 0x2F | ／ | U+FF0F | / | U+002F |
| 0x30 | ０ | U+FF10 | 0 | U+0030 |
| 0x31 | １ | U+FF11 | 1 | U+0031 |
| 0x32 | ２ | U+FF12 | 2 | U+0032 |
| 0x33 | ３ | U+FF13 | 3 | U+0033 |
| 0x34 | ４ | U+FF14 | 4 | U+0034 |
| 0x35 | ５ | U+FF15 | 5 | U+0035 |
| 0x36 | ６ | U+FF16 | 6 | U+0036 |
| 0x37 | ７ | U+FF17 | 7 | U+0037 |
| 0x38 | ８ | U+FF18 | 8 | U+0038 |
| 0x39 | ９ | U+FF19 | 9 | U+0039 |
| 0x3A | ： | U+FF1A | : | U+003A |
| 0x3B | ； | U+FF1B | ; | U+003B |
| 0x3C | ＜ | U+FF1C | < | U+003C |
| 0x3D | ＝ | U+FF1D | = | U+003D |
| 0x3E | ＞ | U+FF1E | > | U+003E |
| 0x3F | ？ | U+FF1F | ? | U+003F |
| 0x40 | ＠ | U+FF20 | @ | U+0040 |
| 0x41 | Ａ | U+FF21 | A | U+0041 |
| 0x42 | Ｂ | U+FF22 | B | U+0042 |
| 0x43 | Ｃ | U+FF23 | C | U+0043 |
| 0x44 | Ｄ | U+FF24 | D | U+0044 |
| 0x45 | Ｅ | U+FF25 | E | U+0045 |
| 0x46 | Ｆ | U+FF26 | F | U+0046 |
| 0x47 | Ｇ | U+FF27 | G | U+0047 |
| 0x48 | Ｈ | U+FF28 | H | U+0048 |
| 0x49 | Ｉ | U+FF29 | I | U+0049 |
| 0x4A | Ｊ | U+FF2A | J | U+004A |
| 0x4B | Ｋ | U+FF2B | K | U+004B |
| 0x4C | Ｌ | U+FF2C | L | U+004C |
| 0x4D | Ｍ | U+FF2D | M | U+004D |
| 0x4E | Ｎ | U+FF2E | N | U+004E |
| 0x4F | Ｏ | U+FF2F | O | U+004F |
| 0x50 | Ｐ | U+FF30 | P | U+0050 |
| 0x51 | Ｑ | U+FF31 | Q | U+0051 |
| 0x52 | Ｒ | U+FF32 | R | U+0052 |
| 0x53 | Ｓ | U+FF33 | S | U+0053 |
| 0x54 | Ｔ | U+FF34 | T | U+0054 |
| 0x55 | Ｕ | U+FF35 | U | U+0055 |
| 0x56 | Ｖ | U+FF36 | V | U+0056 |
| 0x57 | Ｗ | U+FF37 | W | U+0057 |
| 0x58 | Ｘ | U+FF38 | X | U+0058 |
| 0x59 | Ｙ | U+FF39 | Y | U+0059 |
| 0x5A | Ｚ | U+FF3A | Z | U+005A |
| 0x5B | ［ | U+FF3B | [ | U+005B |
| 0x5C | ＼ | U+FF3C | \ | U+005C |
| 0x5D | ］ | U+FF3D | ] | U+005D |
| 0x5E | ＾ | U+FF3E | ^ | U+005E |
| 0x5F | ＿ | U+FF3F | _ | U+005F |
| 0x60 | ｀ | U+FF40 | ` | U+0060 |
| 0x61 | ａ | U+FF41 | a | U+0061 |
| 0x62 | ｂ | U+FF42 | b | U+0062 |
| 0x63 | ｃ | U+FF43 | c | U+0063 |
| 0x64 | ｄ | U+FF44 | d | U+0064 |
| 0x65 | ｅ | U+FF45 | e | U+0065 |
| 0x66 | ｆ | U+FF46 | f | U+0066 |
| 0x67 | ｇ | U+FF47 | g | U+0067 |
| 0x68 | ｈ | U+FF48 | h | U+0068 |
| 0x69 | ｉ | U+FF49 | i | U+0069 |
| 0x6A | ｊ | U+FF4A | j | U+006A |
| 0x6B | ｋ | U+FF4B | k | U+006B |
| 0x6C | ｌ | U+FF4C | l | U+006C |
| 0x6D | ｍ | U+FF4D | m | U+006D |
| 0x6E | ｎ | U+FF4E | n | U+006E |
| 0x6F | ｏ | U+FF4F | o | U+006F |
| 0x70 | ｐ | U+FF50 | p | U+0070 |
| 0x71 | ｑ | U+FF51 | q | U+0071 |
| 0x72 | ｒ | U+FF52 | r | U+0072 |
| 0x73 | ｓ | U+FF53 | s | U+0073 |
| 0x74 | ｔ | U+FF54 | t | U+0074 |
| 0x75 | ｕ | U+FF55 | u | U+0075 |
| 0x76 | ｖ | U+FF56 | v | U+0076 |
| 0x77 | ｗ | U+FF57 | w | U+0077 |
| 0x78 | ｘ | U+FF58 | x | U+0078 |
| 0x79 | ｙ | U+FF59 | y | U+0079 |
| 0x7A | ｚ | U+FF5A | z | U+007A |
| 0x7B | ｛ | U+FF5B | { | U+007B |
| 0x7C | ｜ | U+FF5C | | | U+007C |
| 0x7D | ｝ | U+FF5D | } | U+007D |
| 0x7E | ～ | U+FF5E | ~ | U+007E |