Clear up confusion on temp

Fixes #1085

doc/Language/operators.pod6

@@ -1173,9 +1173,15 @@ sub prefix:<temp>(Mu $a is rw)
 =end code
 
 "temporizes" the variable passed as the argument, which means it is reset
-to its old value on scope exit. (This is similar to the
-L<local|http://perldoc.perl.org/functions/local.html> operator in Perl 5,
-except that C<temp> does not reset the value).
+to its old value on scope exit. For example:
+
+    my $a = "three";
+    say $a; # three
+    {
+        temp $a = "four";
+        say $a; # four
+    }
+    say $a; # three
 
 =head2 prefix C«let»