関連ワード:  bash delete all files in directory except one    linux delete all files in directory except one    shell delete all files in directory except one    linux delete all files in folder except one    linux remove all files in current directory except one    shell script remove all files in directory except one    linux command to remove all files in a directory except one    bash remove all files in directory except one    bash remove all files except one  
結果 : bash delete all files in directory except one