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Diffstat (limited to 'pod/perlfunc.pod')
| -rw-r--r-- | pod/perlfunc.pod | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index ab0213636c..1395631c15 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -4259,14 +4259,17 @@ C<chdir> there, it would have been testing the wrong file. closedir DIR; =item readline EXPR + +=item readline X<readline> X<gets> X<fgets> -Reads from the filehandle whose typeglob is contained in EXPR. In scalar -context, each call reads and returns the next line, until end-of-file is -reached, whereupon the subsequent call returns undef. In list context, -reads until end-of-file is reached and returns a list of lines. Note that -the notion of "line" used here is however you may have defined it -with C<$/> or C<$INPUT_RECORD_SEPARATOR>). See L<perlvar/"$/">. +Reads from the filehandle whose typeglob is contained in EXPR (or from +*ARGV if EXPR is not provided). In scalar context, each call reads and +returns the next line, until end-of-file is reached, whereupon the +subsequent call returns undef. In list context, reads until end-of-file +is reached and returns a list of lines. Note that the notion of "line" +used here is however you may have defined it with C<$/> or +C<$INPUT_RECORD_SEPARATOR>). See L<perlvar/"$/">. When C<$/> is set to C<undef>, when readline() is in scalar context (i.e. file slurp mode), and when an empty file is read, it |