在JavaScript中,八进制转义字符以反斜杠(\)开头,后跟0到3位的八进制数字。\141 表示八进制的141,对应的ASCII字符是小写的字母'a'。Javascript 八进制转义字符(8进制)在JavaScript中,可以使用八进制转义字符来表示特定的字符,这些转义字符以反斜杠(\)开头,后跟一个介于0到7之间的数字。1代表ASCII码为65的字符'A'。
表格:常见的八进制转义字符
| 转义字符 | 描述 | ASCII值 | 对应字符 |
| \0 | NUL | 0 | |
| \1 | SOH | 1 | |
| \2 | STX | 2 | |
| \3 | ETX | 3 | |
| \4 | EOT | 4 | |
| \5 | ENQ | 5 | |
| \6 | ACK | 6 | |
| \7 | BEL | 7 | \a |
| \10 | 换行符 | 8 | ` |
` |
| \11 | 垂直制表符 | 9 |\v |
| \12 | 水平制表符 | 10 |\t |
| \13 | 回车符 | 11 |\r |
| \14 | SOH | 12 | |
| \15 | STX | 13 | |
| \16 | ETX | 14 | |
| \17 | EOT | 15 | |
| \20 | 空格 | 16 | |
| \21 | ! | 17 |! |
| \22 | " | 18 |" |
| \23 | # | 19 |# |
| \24 | $ | 20 |$ |
| \25 | % | 21 |% |
| \26 | & | 22 |& |
| \27 | ' | 23 |' |
| \30 | ( | 24 |( |
| \31 | ) | 25 |) |
| \32 | * | 26 | |
| \33 | + | 27 |+ |
| \34 | , | 28 |, |
| \35 | | 29 | |
| \36 | . | 30 |. |
| \37 | / | 31 |/ |
| \40 | 0 | 32 |0 |
| \41 | 1 | 33 |1 |
| \42 | 2 | 34 |2 |
| \43 | 3 | 35 |3 |
| \44 | 4 | 36 |4 |
| \45 | 5 | 37 |5 |
| \46 | 6 | 38 |6 |
| \47 | 7 | 39 |7 |
| \50 | 8 | 40 |8 |
| \51 | 9 | 41 |9 |
| \52 | : | 42 |: |
| \53 | ; | 43 |; |
| \54 | < | 44 |< |
| \55 | = | 45 |= |
| \56 | > | 46 |> |
| \57 | ? | 47 |? |
| \60 | @ | 48 |@ |
| \61 | A | 49 |A |
| \62 | B | 50 |B |
| \63 | C | 51 |C |
| \64 | D | 52 |D |
| \65 | E | 53 |E |
| \66 | F | 54 |F |
| \67 | G | 55 |G |
| \70 | H | 56 |H |
| \71 | I | 57 |I |
| \72 | J | 58 |J |
| \73 | K | 59 |K |
| \74 | L | 60 |L |
| \75 | M | 61 |M |
| \76 | N | 62 |N |
| \77 | O | 63 |O |
| \100 | P | 64 |P |
| \101 | Q | 65 |Q |
| \102 | R | 66 |R |
| \103 | S | 67 |S |
| \104 | T | 68 |T |
| \105 | U | 69 |U |
| \106 | V | 70 |V |
| \107 | W | 71 |W |
| \110 | X | 72 |X |
| \111 | Y | 73 |Y |
| \112 | Z | 74 |Z |
| \113 | [ | 75 |[ |
| \114 | \ | 76 |\ |
| \115 | ] | 77 |] |
| \116 | ^ | 78 |^ |
| \117 | _ | 79 |_ |
| \120 | | 80 | `` |
| \121 | a | 81 |a |
| \122 | b | 82 |b |
| \123 | c | 83 |c |
| \124 | d | 84 |d |
| \125 | e | 85 |e |
| \126 | f | 86 |f
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