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Author: scheehan

input_check.sh

@@ -1,12 +1,15 @@
 #!/bin/bash
 
+# Check user int input with 7 digit function
+
 function checkinput(){
 	v_in=$1
-
+	
+	# check if input value matched interger 0-9 and 7 digit length
 	if [[ $v_in =~ ^[0-9]{1,6}$ ]] ; 
 	then
 		echo "$v_in"
 	else
 		echo "d"
 	fi;
-}
+}