Select Code to Download

open (FILE, "> redo-output.txt") or die "Error: $!";

...
}

close(FILE);

    # Since the submit button was pushed, we have to check to see if t
+he username

...
    # we are using just ONE value we call our passwords hash as a scal
+ar: $passwords.

    # To lookup a hash key to see if it exists, you use: if (exists $h
+ash{"key"}) {}.

# Since the submit button was pushed, we have to check to see if the u
+sername
# they typed exists.  $passwords is actually the hash we made earlier,
+ but since
# we are using just ONE value we call our passwords hash as a scalar: 
+$passwords.
# To lookup a hash key to see if it exists, you use: if (exists $hash{
+"key"}) {}.