Using tr command for transforming strings

Author: Julia

text/cut.sh text/modify.sh

@@ -10,4 +10,11 @@ cut -f1-3 -d ',' <<<$str
 echo "Give me a sentence and I will write first 3 words"
 read str
 # TAB is the default delimiter, but to specify it $"\t"
-cut -f1-3 -d" " <<<$str
+cut -f1-3 -d" " <<<$str
+
+
+# tr is a translator
+# delete all digits
+tr -d [0-9]
+# supress multiple spaces
+tr -s " "