Lines Matching refs:null
1942 # Drop out on null statements, block closers, and comments.
2074 =head4 The null command
2458 so a null command knows what to re-execute.
2856 # If the pattern isn't null ...
3433 C<$\>, and C<$^W>, and return a null list as expected by the Perl interpreter.
3825 # Call delete_action with a null param to delete them all.
4515 # If we have no operand, assume null.
5007 # If expression is not null ...
5084 # b) foreach over a null list doesn't do anything anyway
5116 $, = ""; # output field separator is null string
5118 $\ = ""; # output record separator is null string
5450 =item * C<context> - C<.> (null), C<$> (scalar), or C<@> (array)