added comments

easyawslearn · easyawslearn · commit 5da97e708f2e · 2019-02-19T09:12:35.000+05:30
diff --git a/file_rename.sh b/file_rename.sh
@@ -2,6 +2,7 @@
 
 ###  THIS SCRIPT SEARCH ALL FILE EXTENSION WITH TXT AND WILL REPLACE NAME WITH SPACE
 
-search_files="*.txt"
+search_files="*.txt" # search file location of searching where you intent to replace filename
+
 find $1 -name "$search_files" -type f -print0 | \
   while read -d $'\0' f; do mv -v "$f" "${f// /_}"; done
