cvs: phpdoc-sk /reference/array/functions array-filter.xml

joseph		Sat Sep 28 20:13:50 2002 EDT

  Added files:                 
    /phpdoc-sk/reference/array/functions	array-filter.xml 
  Log:
  array filter
  
  

Index: phpdoc-sk/reference/array/functions/array-filter.xml
+++ phpdoc-sk/reference/array/functions/array-filter.xml
<?xml version="1.0" encoding="iso-8859-2"?>
<!-- EN-Revision: 1.4 Maintainer: joseph Status: ready -->
<!-- splitted from ./en/functions/array.xml, last change in rev 1.62 -->
  <refentry id="function.array-filter">
   <refnamediv>
    <refname>array_filter</refname>
    <refpurpose>
     Filtruje elementy poµa pomocou volania z funkcie
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Popis</title>
     <methodsynopsis>
      <type>array</type><methodname>array_filter</methodname>
      <methodparam><type>array</type><parameter>vstup</parameter></methodparam>
      <methodparam choice="opt"><type>mixed</type><parameter>volanie z funkicie</parameter></methodparam>
     </methodsynopsis>
    <para>
     <function>array_filter</function> vracia pole
     obsahujúce v¹etky elementy <parameter>input</parameter>u
     filtrované podµa volania z funkcie. ak je
     <parameter>vstup</parameter> asociatívne pole, kµúèe
     sa uchovajú.
    </para>
    <para>
     <example>
      <title><function>array_filter</function> príklad</title>
      <programlisting role="php">
<![CDATA[
function odd($var) {
    return ($var % 2 == 1);
}

function even($var) {
    return ($var % 2 == 0);
}

$pole1 = array ("a"=>1, "b"=>2, "c"=>3, "d"=>4, "e"=>5);
$pole2 = array (6, 7, 8, 9, 10, 11, 12);

echo "Odd :\n";
print_r(array_filter($pole1, "odd"));
echo "Even:\n";
print_r(array_filter($pole2, "even"));
]]>
      </programlisting>
      <para>
       Výpis vy¹¹ie uvedeného programu bude:
       <screen role="php">
<![CDATA[
Odd :
Array
(
    [a] => 1
    [c] => 3
    [e] => 5
)
Even:
Array
(
    [0] => 6
    [2] => 8
    [4] => 10
    [6] => 12
)
]]>
       </screen>
      </para>
     </example>
    </para>
    &note.func-callback;
    <para>
     U¾ívatelia nemô¾u zmeni» samotné pole funkcie volania,
     t.j. Prida»/odstráni» element, vymaza» pole, na ktoré sa
     pou¾il <function>array_filter</function>. Ak sa zmení
     pole, správanie tejto funkcie nie je definované.
    </para>
    <para>
     See also <function>array_map</function> and
     <function>array_reduce</function>.
    </para>
   </refsect1>
  </refentry>

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