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<meta name="author" content="Damir Enseleit, mail@selfphp.info">
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<meta name="DC.Contributer" content="Matthias Hupp, m.hupp@selfphp3.de">
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<h2>array_keys</h2></td>
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<table width="100%" cellpadding=10><tr>
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<td class="xmpcode" bgcolor="#E4EEFF">array <b>array_keys</b>(array input
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[, mixed search_value])</td>
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<table width="100%" cellpadding=10 height="133">
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<p>Die Funktion array_keys() gibt die Schlüssel des Arrays input zurück.
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Fehlt das<br>
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Argument search_value, liefert die Funktion die Schlüssel aller Einträge;<br>
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andernfalls gibt sie nur die Schlüssel der Einträge zurück,
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die den angegebenen<br>
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Wert haben.</p>
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<p>Siehe auch:</p>
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<ul>
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<li><a href="array_values.html">array_values()</a></li>
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</ul>
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</td>
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</tr></table>
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<p> </p>
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<a href="#top"><img src="../../src/up.gif" width="14" height="10" border="0" alt="nach oben"></a><a href="#bottom"><img src="../../src/down.gif" width="14" height="10" border="0" alt="nach unten"></a> 
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</td></tr></table>
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<h2 class="Sh2"><a class="an" name="beispiel">Beispiel</a></h2>
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<table width="100%" cellpadding=10 height="66">
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<tr>
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<td class="xmpcode" bgcolor="#E4EEFF">
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<pre><?PHP<br>$array1 = array("monitor","maus");<br>$array2 = array("a"=>"monitor","b"=>"maus"); <br>$array1 = array_keys($array1); <br>$array2 = array_keys($array2);<br>echo implode("-",$array1) . "<br>";<br>echo implode("-",$array2) . "<br>";<br>?></pre>
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</td>
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</tr></table>
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<p> </p>
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</td></tr></table>
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<h2 class="Sh2"><a class="an" name="ausgabe">Ausgabe</a></h2>
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<table width="100%" cellpadding=10 height="42">
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<tr>
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<td class="xmpcode" bgcolor="#E4EEFF" height="57">
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<p>0-1<br>
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a-b</p>
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</td>
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</tr></table>
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<p> </p>
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<table cellpadding="4" cellspacing="0" border="0" width="100%">
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<tr><td colspan=2 bgcolor="#EEEEEE" class="doc">
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<a href="#top"><img src="../../src/up.gif" width="14" height="10" border="0" alt="nach oben"></a>
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</td></tr>
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<td bgcolor="#EEEEEE" class="doc" align="right" width="110">weiter:<a href="array_map.html"><img src="../../src/next.gif" width="10" height="10" border="0" hspace="10" alt="weiter"></a></td>
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<td bgcolor="#FFFFFF"><img src="../../src/dok.gif" width="15" height="10" border="0" alt="Seite">
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<a href="array_map.html"><b>array_map</b></a> </td>
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</tr>
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<tr>
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<td bgcolor="#EEEEEE" class="doc" align="right" width="110">zurück:<a href="array_intersect.html"><img src="../../src/prev.gif" width="10" height="10" border="0" hspace="10" alt="zurück"></a></td>
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<td bgcolor="#FFFFFF" width="100%"><img src="../../src/dok.gif" width="15" height="10" border="0" alt="Seite">
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<a href="array_intersect.html"><b>array_intersect</b></a> </td>
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</tr>
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<tr><td colspan=2 bgcolor="#EEEEEE" class="doc"> </td></tr>
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</table><table cellpadding="4" cellspacing="0" border="0" width="100%">
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<tr>
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<td bgcolor="#FFEEDD" class="nav"><a class="an" name="bottom"><img src="../../src/refkap.gif" width="16" height="13" border="0" alt="Teil von"></a>
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<a href="../../index.html"><b>SELFPHP</b></a>/<a href="../../navigation/index.html">Navigationshilfen</a> <img src="../../src/refkap.gif" width="16" height="13" border="0" alt="Teil von">
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<a href="../index.html"><b>Funktionsreferenz</b></a> <img src="../../src/refkap.gif" width="16" height="13" border="0" alt="Teil von">
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<a href="index.html"><b>Array-Funktionen</b></a></td>
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</tr>
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</table>
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<p><a class="an" name="bottom">© 2001, 2002, 2003</A> <img src="../../src/mail.gif" width="15" height="10" border="0" alt="E-Mail"> <a href="mailto:mail@selfphp.info">Damir Enseleit, mail@selfphp.info</a></p>
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