Files
tldr/pages.zh/common/^.md
2024-06-23 17:58:15 +02:00

18 lines
554 B
Markdown
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# Caret
> 在 Bash 中,有一个内建命令可以快速替换前一个命令中的字符串并执行结果。
> 相当于 `!!:s^string1^string2`。
> 更多信息:<https://www.gnu.org/software/bash/manual/bash.html#Event-Designators>.
- 运行前一个命令,将`字符串1`替换为`字符串2`
`^{{字符串1}}^{{字符串2}}`
- 从前一个命令中移除`字符串1`
`^{{字符串1}}^`
- 在前一个命令中将`字符串1`替换为`字符串2`,并在末尾添加`字符串3`
`^{{字符串1}}^{{字符串2}}^{{字符串3}}`