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Added documentation for array_sum

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@42865 c90b9560-bf6c-de11-be94-00142212c4b1
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Jesus M. Castagnetto 2001-03-07 10:39:01 +00:00
parent d506dda6a8
commit 236bf4c3f8
1 changed files with 36 additions and 0 deletions
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36
functions/array.xml
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@ -988,6 +988,42 @@ array_splice ($input, -1, 1, array("black", "maroon"));
</para>
</refsect1>
</refentry>
<refentry id="function.array-sum">
<refnamediv>
<refname>array_sum</refname>
<refpurpose>
Calculate the sum of values in an array.
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<funcsynopsis>
<funcprototype>
<funcdef>mixed <function>array_sum</function></funcdef>
<paramdef>array <parameter>arr</parameter></paramdef>
</funcprototype>
</funcsynopsis>
<para>
<function>Array_sum</function> returns the sum of values
in an array as an integer or float.
</para>
<para>
<example>
<title><function>Array_sum</function> examples</title>
<programlisting role="php">
$a = array(2,4,6,8);
echo "sum(a) = ".array_sum($a)."\n";
// prints: sum(a) = 20
$b = array("a"=>1.2,"b"=>2.3,"c"=>3.4);
echo "sum(b) = ".array_sum($b)."\n";
// prints: sum(b) = 6.9
</programlisting>
</example>
</para>
</refsect1>
</refentry>
<refentry id="function.array-unique">
<refnamediv>