ASCII 对照表
ASCII 字符编码对照表，快速查询字符的十进制、八进制、十六进制、二进制编码值。
| 十进制 | 八进制 | 十六进制 | 二进制 | 字符 | 说明 | 操作 |
|---|---|---|---|---|---|---|
| 0 | 0 | 0x00 | 00000000 | NUL | 空字符 | |
| 1 | 1 | 0x01 | 00000001 | SOH | 标题开始 | |
| 2 | 2 | 0x02 | 00000010 | STX | 正文开始 | |
| 3 | 3 | 0x03 | 00000011 | ETX | 正文结束 | |
| 4 | 4 | 0x04 | 00000100 | EOT | 传输结束 | |
| 5 | 5 | 0x05 | 00000101 | ENQ | 请求 | |
| 6 | 6 | 0x06 | 00000110 | ACK | 确认回应 | |
| 7 | 7 | 0x07 | 00000111 | BEL | 响铃 | |
| 8 | 10 | 0x08 | 00001000 | BS | 退格 | |
| 9 | 11 | 0x09 | 00001001 | HT | 水平定位 | |
| 10 | 12 | 0x0A | 00001010 | LF | 换行 | |
| 11 | 13 | 0x0B | 00001011 | VT | 垂直定位 | |
| 12 | 14 | 0x0C | 00001100 | FF | 换页 | |
| 13 | 15 | 0x0D | 00001101 | CR | 回车 | |
| 14 | 16 | 0x0E | 00001110 | SO | 移出 | |
| 15 | 17 | 0x0F | 00001111 | SI | 移入 | |
| 16 | 20 | 0x10 | 00010000 | DLE | 数据链转义 | |
| 17 | 21 | 0x11 | 00010001 | DC1 | 设备控制1 | |
| 18 | 22 | 0x12 | 00010010 | DC2 | 设备控制2 | |
| 19 | 23 | 0x13 | 00010011 | DC3 | 设备控制3 | |
| 20 | 24 | 0x14 | 00010100 | DC4 | 设备控制4 | |
| 21 | 25 | 0x15 | 00010101 | NAK | 否定回应 | |
| 22 | 26 | 0x16 | 00010110 | SYN | 同步空闲 | |
| 23 | 27 | 0x17 | 00010111 | ETB | 块传输结束 | |
| 24 | 30 | 0x18 | 00011000 | CAN | 取消 | |
| 25 | 31 | 0x19 | 00011001 | EM | 介质结束 | |
| 26 | 32 | 0x1A | 00011010 | SUB | 替换 | |
| 27 | 33 | 0x1B | 00011011 | ESC | 转义 | |
| 28 | 34 | 0x1C | 00011100 | FS | 文件分隔符 | |
| 29 | 35 | 0x1D | 00011101 | GS | 组分隔符 | |
| 30 | 36 | 0x1E | 00011110 | RS | 记录分隔符 | |
| 31 | 37 | 0x1F | 00011111 | US | 单元分隔符 | |
| 32 | 40 | 0x20 | 00100000 | (SP) | 空格 | |
| 33 | 41 | 0x21 | 00100001 | ! | — | |
| 34 | 42 | 0x22 | 00100010 | " | — | |
| 35 | 43 | 0x23 | 00100011 | # | — | |
| 36 | 44 | 0x24 | 00100100 | $ | — | |
| 37 | 45 | 0x25 | 00100101 | % | — | |
| 38 | 46 | 0x26 | 00100110 | & | — | |
| 39 | 47 | 0x27 | 00100111 | ' | — | |
| 40 | 50 | 0x28 | 00101000 | ( | — | |
| 41 | 51 | 0x29 | 00101001 | ) | — | |
| 42 | 52 | 0x2A | 00101010 | * | — | |
| 43 | 53 | 0x2B | 00101011 | + | — | |
| 44 | 54 | 0x2C | 00101100 | , | — | |
| 45 | 55 | 0x2D | 00101101 | - | — | |
| 46 | 56 | 0x2E | 00101110 | . | — | |
| 47 | 57 | 0x2F | 00101111 | / | — | |
| 48 | 60 | 0x30 | 00110000 | 0 | — | |
| 49 | 61 | 0x31 | 00110001 | 1 | — | |
| 50 | 62 | 0x32 | 00110010 | 2 | — | |
| 51 | 63 | 0x33 | 00110011 | 3 | — | |
| 52 | 64 | 0x34 | 00110100 | 4 | — | |
| 53 | 65 | 0x35 | 00110101 | 5 | — | |
| 54 | 66 | 0x36 | 00110110 | 6 | — | |
| 55 | 67 | 0x37 | 00110111 | 7 | — | |
| 56 | 70 | 0x38 | 00111000 | 8 | — | |
| 57 | 71 | 0x39 | 00111001 | 9 | — | |
| 58 | 72 | 0x3A | 00111010 | : | — | |
| 59 | 73 | 0x3B | 00111011 | ; | — | |
| 60 | 74 | 0x3C | 00111100 | < | — | |
| 61 | 75 | 0x3D | 00111101 | = | — | |
| 62 | 76 | 0x3E | 00111110 | > | — | |
| 63 | 77 | 0x3F | 00111111 | ? | — | |
| 64 | 100 | 0x40 | 01000000 | @ | — | |
| 65 | 101 | 0x41 | 01000001 | A | — | |
| 66 | 102 | 0x42 | 01000010 | B | — | |
| 67 | 103 | 0x43 | 01000011 | C | — | |
| 68 | 104 | 0x44 | 01000100 | D | — | |
| 69 | 105 | 0x45 | 01000101 | E | — | |
| 70 | 106 | 0x46 | 01000110 | F | — | |
| 71 | 107 | 0x47 | 01000111 | G | — | |
| 72 | 110 | 0x48 | 01001000 | H | — | |
| 73 | 111 | 0x49 | 01001001 | I | — | |
| 74 | 112 | 0x4A | 01001010 | J | — | |
| 75 | 113 | 0x4B | 01001011 | K | — | |
| 76 | 114 | 0x4C | 01001100 | L | — | |
| 77 | 115 | 0x4D | 01001101 | M | — | |
| 78 | 116 | 0x4E | 01001110 | N | — | |
| 79 | 117 | 0x4F | 01001111 | O | — | |
| 80 | 120 | 0x50 | 01010000 | P | — | |
| 81 | 121 | 0x51 | 01010001 | Q | — | |
| 82 | 122 | 0x52 | 01010010 | R | — | |
| 83 | 123 | 0x53 | 01010011 | S | — | |
| 84 | 124 | 0x54 | 01010100 | T | — | |
| 85 | 125 | 0x55 | 01010101 | U | — | |
| 86 | 126 | 0x56 | 01010110 | V | — | |
| 87 | 127 | 0x57 | 01010111 | W | — | |
| 88 | 130 | 0x58 | 01011000 | X | — | |
| 89 | 131 | 0x59 | 01011001 | Y | — | |
| 90 | 132 | 0x5A | 01011010 | Z | — | |
| 91 | 133 | 0x5B | 01011011 | [ | — | |
| 92 | 134 | 0x5C | 01011100 | \ | — | |
| 93 | 135 | 0x5D | 01011101 | ] | — | |
| 94 | 136 | 0x5E | 01011110 | ^ | — | |
| 95 | 137 | 0x5F | 01011111 | _ | — | |
| 96 | 140 | 0x60 | 01100000 | ` | — | |
| 97 | 141 | 0x61 | 01100001 | a | — | |
| 98 | 142 | 0x62 | 01100010 | b | — | |
| 99 | 143 | 0x63 | 01100011 | c | — | |
| 100 | 144 | 0x64 | 01100100 | d | — | |
| 101 | 145 | 0x65 | 01100101 | e | — | |
| 102 | 146 | 0x66 | 01100110 | f | — | |
| 103 | 147 | 0x67 | 01100111 | g | — | |
| 104 | 150 | 0x68 | 01101000 | h | — | |
| 105 | 151 | 0x69 | 01101001 | i | — | |
| 106 | 152 | 0x6A | 01101010 | j | — | |
| 107 | 153 | 0x6B | 01101011 | k | — | |
| 108 | 154 | 0x6C | 01101100 | l | — | |
| 109 | 155 | 0x6D | 01101101 | m | — | |
| 110 | 156 | 0x6E | 01101110 | n | — | |
| 111 | 157 | 0x6F | 01101111 | o | — | |
| 112 | 160 | 0x70 | 01110000 | p | — | |
| 113 | 161 | 0x71 | 01110001 | q | — | |
| 114 | 162 | 0x72 | 01110010 | r | — | |
| 115 | 163 | 0x73 | 01110011 | s | — | |
| 116 | 164 | 0x74 | 01110100 | t | — | |
| 117 | 165 | 0x75 | 01110101 | u | — | |
| 118 | 166 | 0x76 | 01110110 | v | — | |
| 119 | 167 | 0x77 | 01110111 | w | — | |
| 120 | 170 | 0x78 | 01111000 | x | — | |
| 121 | 171 | 0x79 | 01111001 | y | — | |
| 122 | 172 | 0x7A | 01111010 | z | — | |
| 123 | 173 | 0x7B | 01111011 | { | — | |
| 124 | 174 | 0x7C | 01111100 | | | — | |
| 125 | 175 | 0x7D | 01111101 | } | — | |
| 126 | 176 | 0x7E | 01111110 | ~ | — | |
| 127 | 177 | 0x7F | 01111111 | DEL | 删除 |