jeroen Sun Sep 2 13:47:22 2001 EDT
Modified files:
/phpdoc/en/functions array.xml
Log:
Reworded count() a bit, and a very little bit of WS (sorry for mixing)
Index: phpdoc/en/functions/array.xml
diff -u phpdoc/en/functions/array.xml:1.89 phpdoc/en/functions/array.xml:1.90
--- phpdoc/en/functions/array.xml:1.89 Sun Sep 2 09:27:42 2001
+++ phpdoc/en/functions/array.xml Sun Sep 2 13:47:22 2001
@@ -1,5 +1,5 @@
<?xml encoding="iso-8859-1"?>
-<!-- $Revision: 1.89 $ -->
+<!-- $Revision: 1.90 $ -->
<reference id="ref.array">
<title>Array Functions</title>
<titleabbrev>Arrays</titleabbrev>
@@ -1819,32 +1819,32 @@
</funcsynopsis>
<para>
Returns the number of elements in <parameter>var</parameter>,
- which is typically an array (since anything else will have one
- element).
+ which is typically an <type>array</type> (since anything else will have
+ one element).
</para>
<para>
- Returns 1 if the variable is not an array.
+ If <parameter>var</parameter> is not an array, <literal>1</literal> will
+ be returned (exception: <literal>count(&null;)</literal> equals
+ <literal>0</literal>).
</para>
+ <warning>
+ <para>
+ <function>count</function> may return 0 for a variable that
+ isn't set, but it may also return 0 for a variable that has
+ been initialized with an empty array. Use
+ <function>isset</function> to test if a variable is set.
+ </para>
+ </warning>
<para>
- Returns 0 if the variable is not set or is an empty array.
- <warning>
- <para>
- <function>count</function> may return 0 for a variable that
- isn't set, but it may also return 0 for a variable that has
- been initialized with an empty array. Use
- <function>isset</function> to test if a variable is set.
- </para>
- </warning>
+ Please see the <link linkend="language.types.array">Arrays</link>
+
+ section of the manual for a detailed explanation of how arrays are
+ implemented and used in PHP.
</para>
- <para>
- Please see the <link linkend="language.types.array">Arrays</link>
- section of the manual for a detailed explanation of how arrays are
- implemented and used in PHP.
- </para>
<para>
<example>
<title><function>count</function> example</title>
<programlisting role="php">
+ <!-- TODO: examples about count(null), count(false), count(object).. -->
$a[0] = 1;
$a[1] = 3;
$a[2] = 5;