diff options
Diffstat (limited to 'Master/tlpkg/tlperl/lib/subs.pm')
| -rw-r--r-- | Master/tlpkg/tlperl/lib/subs.pm | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/Master/tlpkg/tlperl/lib/subs.pm b/Master/tlpkg/tlperl/lib/subs.pm index 10d6e023f46..24814596baa 100644 --- a/Master/tlpkg/tlperl/lib/subs.pm +++ b/Master/tlpkg/tlperl/lib/subs.pm @@ -1,10 +1,10 @@ package subs; -our $VERSION = '1.02'; +our $VERSION = '1.03'; =head1 NAME -subs - Perl pragma to predeclare sub names +subs - Perl pragma to predeclare subroutine names =head1 SYNOPSIS @@ -13,13 +13,14 @@ subs - Perl pragma to predeclare sub names =head1 DESCRIPTION -This will predeclare all the subroutine whose names are -in the list, allowing you to use them without parentheses +This will predeclare all the subroutines whose names are +in the list, allowing you to use them without parentheses (as list operators) even before they're declared. Unlike pragmas that affect the C<$^H> hints variable, the C<use vars> and -C<use subs> declarations are not BLOCK-scoped. They are thus effective -for the entire package in which they appear. You may not rescind such +C<use subs> declarations are not lexically scoped to the block they appear +in: they affect +the entire package in which they appear. It is not possible to rescind these declarations with C<no vars> or C<no subs>. See L<perlmodlib/Pragmatic Modules> and L<strict/strict subs>. |