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shell 实现遍历指定文件夹下每一个扩展名为txt的文件 并删除每行第一个多余的空格
source link: https://zhangyiming748.github.io/post/shell_del_every_first_space/
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shell 实现遍历指定文件夹下每一个扩展名为txt的文件 并删除每行第一个多余的空格
#!/bin/bash
# 指定要遍历的文件夹路径
folder_path="/path/to/folder"
# 遍历文件夹下所有扩展名为txt的文件
for file in "$folder_path"/*.txt; do
# 使用sed命令删除每行第一个多余的空格
sed 's/^[[:space:]]\+//' "$file" > "${file}_temp"
# 用处理后的文件替换原文件
mv "${file}_temp" "$file"
done
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