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如何使用Python在控制台打印所有可打印ASCII字符列表?

可打印ASCII字符的Python打印方案

部分ASCII字符是可打印的,部分则不可打印。

不可打印ASCII字符如下:

0  NUL  (Ctrl-@)  NULL
       1  SOH  (Ctrl-A)  START OF HEADING
       2  STX  (Ctrl-B)  START OF TEXT
       3  ETX  (Ctrl-C)  END OF TEXT
       4  EOT  (Ctrl-D)  END OF TRANSMISSION
       5  ENQ  (Ctrl-E)  ENQUIRY
       6  ACK  (Ctrl-F)  ACKNOWLEDGE
       7  BEL  (Ctrl-G)  BELL (Beep)
       8  BS   (Ctrl-H)  BACKSPACE
       9  HT   (Ctrl-I)  HORIZONTAL TAB
      10  LF   (Ctrl-J)  LINE FEED
      11  VT   (Ctrl-K)  VERTICAL TAB
      12  FF   (Ctrl-L)  FORM FEED
      13  CR   (Ctrl-M)  CARRIAGE RETURN
      14  SO   (Ctrl-N)  SHIFT OUT
      15  SI   (Ctrl-O)  SHIFT IN
      16  DLE  (Ctrl-P)  DATA LINK ESCAPE
      17  DC1  (Ctrl-Q)  DEVICE CONTROL 1 (XON)
      18  DC2  (Ctrl-R)  DEVICE CONTROL 2
      19  DC3  (Ctrl-S)  DEVICE CONTROL 3 (XOFF)
      20  DC4  (Ctrl-T)  DEVICE CONTROL 4
      21  NAK  (Ctrl-U)  NEGATIVE ACKNOWLEDGE
      22  SYN  (Ctrl-V)  SYNCHRONOUS IDLE
      23  ETB  (Ctrl-W)  END OF TRANSMISSION BLOCK
      24  CAN  (Ctrl-X)  CANCEL
      25  EM   (Ctrl-Y)  END OF MEDIUM
      26  SUB  (Ctrl-Z)  SUBSTITUTE
      27  ESC  (Ctrl-[)  ESCAPE
      28  FS   (Ctrl-\)  FILE SEPARATOR
      29  GS   (Ctrl-])  GROUP SEPARATOR
      30  RS   (Ctrl-^)  RECORD SEPARATOR
      31  US   (Ctrl-_)  UNIT SEPARATOR

如何用Python在控制台打印所有可打印ASCII字符?

这里提供两种简单可行的实现方法:

方法一:利用string模块的printable属性

Python的string模块内置了printable常量,直接包含所有可打印ASCII字符(含空格、制表符等空白字符),直接调用打印即可:

import string

print(string.printable)

如果只需要可见字符,可过滤掉空白类字符:

import string

visible_chars = [c for c in string.printable if not c.isspace()]
print(''.join(visible_chars))

方法二:遍历ASCII范围并判断可打印性

ASCII可打印字符的十进制范围是32(空格)到126(~),遍历该区间后用str.isprintable()判断并输出:

# 逐个打印可打印字符,用空格分隔
for ascii_code in range(32, 127):
    char = chr(ascii_code)
    print(char, end=' ')

若需要同时展示ASCII码和对应字符,方便核对:

for ascii_code in range(32, 127):
    char = chr(ascii_code)
    print(f"ASCII码: {ascii_code:3d} 字符: '{char}'")

内容的提问来源于stack exchange,提问作者Toothpick Anemone

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最近更新时间:2026.08.04 02:15:26