[prev in list] [next in list] [prev in thread] [next in thread] 

List:       php-doc-cvs
Subject:    [DOC-CVS] =?utf-8?q?svn:_/phpdoc/en/trunk/reference/array/functions/_prev.xml?=
From:       Christoph_Michael_Becker <cmb () php ! net>
Date:       2017-08-25 13:45:04
Message-ID: svn-cmb-1503668704-342936-728754559 () svn ! php ! net
[Download RAW message or body]

cmb                                      Fri, 25 Aug 2017 13:45:04 +0000

Revision: http://svn.php.net/viewvc?view=revision&revision=342936

Log:
Move falseproblem under the Return section for consistency.
Update Notes on how to check false values vs. out of bounds elements.

--
Provided by anonymous 84645 (petcu.stephan@gmail.com)

Changed paths:
    U   phpdoc/en/trunk/reference/array/functions/prev.xml

Modified: phpdoc/en/trunk/reference/array/functions/prev.xml
===================================================================
--- phpdoc/en/trunk/reference/array/functions/prev.xml	2017-08-25 13:44:44 UTC (rev 342935)
+++ phpdoc/en/trunk/reference/array/functions/prev.xml	2017-08-25 13:45:04 UTC (rev 342936)
@@ -41,6 +41,7 @@
    the internal array pointer, or &false; if there are no more
    elements.
   </para>
+  &return.falseproblem;
  </refsect1>
  <refsect1 role="examples">
   &reftitle.examples;
@@ -64,13 +65,12 @@
  </refsect1>
  <refsect1 role="notes">
   &reftitle.notes;
-  &return.falseproblem;
   <note>
    <simpara>
-    You won't be able to distinguish the beginning of an array from a
-    <type>boolean</type> &false; element. To properly traverse an array
-    which may contain &false; elements, see the <function>each</function>
-    function.
+    The beginning of an array is indistinguishable from a
+    <type>boolean</type> &false; element. To make the distinction, check that
+    the <function>key</function> of the <function>prev</function> element is
+    strictly different from <type>null</type>.
    </simpara>
   </note>
  </refsect1>



-- 
PHP Documentation Commits Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php

[prev in list] [next in list] [prev in thread] [next in thread]