grep review command

Author: delmorallopez

individual-shell-tools/grep/script-03.sh

@@ -5,5 +5,6 @@ set -euo pipefail
 # TODO: Write a command to output the number of lines in dialogue.txt that contain the word Doctor (regardless of case).
 # The output should be exactly the number 9.
 
-grep -n "Doctor" dialogue.txt -i | wc -l
+grep -i -c "Doctor" dialogue.txt
+
 

individual-shell-tools/grep/script-07.sh

@@ -5,6 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output, for each `.txt` file in this directory, how many lines of dialogue the Doctor has.
 # The output should show that dialogue.txt contains 6 lines, dialogue-2.txt contains 2, and dialogue-3.txt contains 0.
 
-for f in *.txt; do
-    echo "$f: $(grep -i "^Doctor:" "$f" | wc -l)"
-done
+grep -i -c "^Doctor:" *.txt