ignaciolg · September 16, 2021 13:41
diff --git a/gistfile1.txt b/gistfile1.txt
 for i in *; do mv "$i" "$(echo $i|tr "A-Z -" "a-z_")"; done

 # for i in *; do <command>; done # execute command for all files in folder
 # mv "$i" ... # move the file to the destiny
 # "$(echo $i|tr "string" "string")"# execute echo of the file, and pass it to tr to transform the string. the result will be used by mv
	for i in *; do mv "$i" "$(echo $i\|tr "A-Z -" "a-z_")"; done

	# for i in *; do <command>; done # execute command for all files in folder
	# mv "$i" ... # move the file to the destiny
	# "$(echo $i\|tr "string" "string")"# execute echo of the file, and pass it to tr to transform the string. the result will be used by mv