diff options
Diffstat (limited to 'pod/perlfunc.pod')
| -rw-r--r-- | pod/perlfunc.pod | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index dc340f10bd..49eb72921d 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -1928,11 +1928,11 @@ Here's a mailbox appender for BSD systems. flock(MBOX,LOCK_UN); } - open(MBOX, ">>/usr/spool/mail/$ENV{'USER'}") + open(my $mbox, ">>", "/usr/spool/mail/$ENV{'USER'}") or die "Can't open mailbox: $!"; lock(); - print MBOX $msg,"\n\n"; + print $mbox $msg,"\n\n"; unlock(); On systems that support a real flock(), locks are inherited across fork() @@ -3410,7 +3410,7 @@ them, and automatically close whenever and however you leave that scope: #... sub read_myfile_munged { my $ALL = shift; - my $handle = new IO::File; + my $handle = IO::File->new; open($handle, "myfile") or die "myfile: $!"; $first = <$handle> or return (); # Automatically closed here. @@ -3432,6 +3432,8 @@ scalar variable (or array or hash element), the variable is assigned a reference to a new anonymous dirhandle. DIRHANDLEs have their own namespace separate from FILEHANDLEs. +See example at C<readdir>. + =item ord EXPR X<ord> X<encoding> @@ -4283,9 +4285,9 @@ If you're planning to filetest the return values out of a C<readdir>, you'd better prepend the directory in question. Otherwise, because we didn't C<chdir> there, it would have been testing the wrong file. - opendir(DIR, $some_dir) || die "can't opendir $some_dir: $!"; - @dots = grep { /^\./ && -f "$some_dir/$_" } readdir(DIR); - closedir DIR; + opendir(my $dh, $some_dir) || die "can't opendir $some_dir: $!"; + @dots = grep { /^\./ && -f "$some_dir/$_" } readdir($dh); + closedir $dh; =item readline EXPR |