将文件A.txt附加到Linux命令行中所有子目录中的文件B.txt [英] Append file A.txt to file B.txt located in all subdirectories in linux command line

问题描述

如何通过Linux命令行遍历当前目录中的所有文件并将文件A.txt附加到文件B.txt？文件A.txt位于当前目录中。文件B.txt在当前目录的所有子目录中位于多次。如果我只想做一次，我可以做'''cat A.txt >> B.txt'''

How to go through all files in the current directory and append file A.txt to file B.txt by Linux command line? File A.txt is located in the current directory. File B.txt is located multiple times in all subdirectories in the current directory. If I wanted to do it only once, I can do '''cat A.txt >> B.txt'''

推荐答案

例如：

find . -type f -name 'B.txt' -exec bash -c 'cat A.txt >> "$1"' -- {} \;

或

shopt -s globstar
for file in **/B.txt; do
    cat A.txt >> "$file"
done

或

find . -type f -name 'B.txt' -print0 | xargs -0 -I% sh -c 'cat A.txt > %'

这篇关于将文件A.txt附加到Linux命令行中所有子目录中的文件B.txt的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！