本文介绍如何在 Linux 命令行中使用 cat 命令将多个 Chr 文件合并成一个文件,以及如何处理更长的文件内容。

例如,将名为 Chr.1Chr.test 的两个文件合并成一个名为 merged_file 的文件,可以使用以下命令:

cat Chr.1 Chr.test > merged_file

其中 > 表示将输出重定向到一个新文件,这里命名为 merged_file

如果需要处理更长的文件,可以将需要合并的文件名写入一个文本文件中,然后使用 xargs 命令将文件名传递给 cat 命令。例如,将所有以 Chr. 开头的文件合并,可以使用以下步骤:

  1. 列出所有以 Chr. 开头的文件并将其写入 file_list 文件:
ls Chr.* > file_list
  1. 使用 xargs 命令将 file_list 文件中的内容作为参数传递给 cat 命令:
cat $(cat file_list) > merged_file

其中 $(cat file_list) 会将文本文件中的内容作为参数传递给 cat 命令,实现文件合并。

示例:

假设有两个文件:

  • Chr.1:
ASCDJSVHUIDSHNGDUHVDVHJKSNUJKDFHDUDSNFJDNSFJJFHJSJKHF
  • Chr.test:
DXVXKJCVBHKXCBVKJBNSJEHFUSHDBNJKBGSHBGKJSBDGKJBSDKFCNJLKHNLJEHFKLSFKLXJVKLKCLXJVKCXLJBLKXCJBKCXJNBKXCNKNFKXCVHUINWECLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNHKJXHCVKJXCHLVJCKXN CLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXN

使用以下命令将它们合并成一个名为 merged_file 的文件:

cat Chr.1 Chr.test > merged_file

merged_file 的内容将为:

ASCDJSVHUIDSHNGDUHVDVHJKSNUJKDFHDUDSNFJDNSFJJFHJSJKHF
DXVXKJCVBHKXCBVKJBNSJEHFUSHDBNJKBGSHBGKJSBDGKJBSDKFCNJLKHNLJEHFKLSFKLXJVKLKCLXJVKCXLJBLKXCJBKCXJNBKXCNKNFKXCVHUINWECLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNHKJXHCVKJXCHLVJCKXN CLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJJNGWJKEBFUEWBFUEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXNCLBHJHBVKLJXCHKJNGWJKEBFUEWEWBUFLHDKJNVJCXHJVKNCXJVHKJXHCVKJXCHLVJCKXN
Linux 命令行合并文件:将多个Chr文件合并成一个文件

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