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-rw-r--r--pod/perlfunc.pod6
1 files changed, 4 insertions, 2 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod
index 56201d4971..b7fcd52dc8 100644
--- a/pod/perlfunc.pod
+++ b/pod/perlfunc.pod
@@ -3741,8 +3741,10 @@ If EXPR is omitted, uses C<$_>.
Returns a random fractional number greater than or equal to C<0> and less
than the value of EXPR. (EXPR should be positive.) If EXPR is
-omitted, or a C<0>, the value C<1> is used. Automatically calls C<srand>
-unless C<srand> has already been called. See also C<srand>.
+omitted, the value C<1> is used. Currently EXPR with the value C<0> is
+also special-cased as C<1> - this has not been documented before perl 5.8.0
+and is subject to change in future versions of perl. Automatically calls
+C<srand> unless C<srand> has already been called. See also C<srand>.
Apply C<int()> to the value returned by C<rand()> if you want random
integers instead of random fractional numbers. For example,