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authorChip Salzenberg <chip@pobox.com>1997-09-16 09:47:28 -0400
committerGurusamy Sarathy <gsar@cpan.org>1998-03-02 03:01:27 +0000
commitecca16b0cfe0c7f04ba520f2924946a13507530e (patch)
tree24ae5b5a1830dddf285dc713d84023901e907fd8 /pod
parentdab48698179b4e8606409875b7121f225bcf46be (diff)
downloadperl-ecca16b0cfe0c7f04ba520f2924946a13507530e.tar.gz
[win32] yet another patch
Message-Id: <199709161748.NAA08418@nielsenmedia.com> Subject: Tiny but massively cool: C<statement foreach @list> p4raw-id: //depot/win32/perl@612
Diffstat (limited to 'pod')
-rw-r--r--pod/perlsyn.pod14
1 files changed, 8 insertions, 6 deletions
diff --git a/pod/perlsyn.pod b/pod/perlsyn.pod
index 5274d28383..205be7d97a 100644
--- a/pod/perlsyn.pod
+++ b/pod/perlsyn.pod
@@ -79,14 +79,16 @@ modifiers are:
unless EXPR
while EXPR
until EXPR
+ foreach EXPR
The C<if> and C<unless> modifiers have the expected semantics,
-presuming you're a speaker of English. The C<while> and C<until>
-modifiers also have the usual "while loop" semantics (conditional
-evaluated first), except when applied to a do-BLOCK (or to the
-now-deprecated do-SUBROUTINE statement), in which case the block
-executes once before the conditional is evaluated. This is so that you
-can write loops like:
+presuming you're a speaker of English. The C<foreach> modifier is an
+iterator: For each value in EXPR, it aliases $_ to the value and
+executes the statement. The C<while> and C<until> modifiers have the
+usual "while loop" semantics (conditional evaluated first), except
+when applied to a do-BLOCK (or to the now-deprecated do-SUBROUTINE
+statement), in which case the block executes once before the
+conditional is evaluated. This is so that you can write loops like:
do {
$line = <STDIN>;