Awk/sed脚本可将文件从camelCase转换为下划线 [英] Awk/sed script to convert a file from camelCase to underscores

问题描述

我想将项目中的多个文件从camelCase转换为underscore_case.

I want to convert several files in a project from camelCase to underscore_case.

我希望有一个只需要文件名即可工作的在线用户.

I would like to have a onliner that only needs the filename to work.

推荐答案

您也可以使用sed.

$ echo 'fooBar' | sed -r 's/([a-z0-9])([A-Z])/\1_\L\2/g'
foo_bar
$ echo 'fooBar' | sed 's/\([a-z0-9]\)\([A-Z]\)/\1_\L\2/g'
foo_bar

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