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2022-02-23 22:54:51 +01:00
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<td bgcolor="#FFEEDD" class="nav"><a class="an" name="top"><img src="../../src/refkap.gif" width="16" height="13" border="0" alt="Teil von"></a> <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"> <a href="../index.html"><b>Funktionsreferenz</b></a> <img src="../../src/refkap.gif" width="16" height="13" border="0" alt="Teil von"> <a href="index.html"><b>String-Funktionen</b></a></td>
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<h2>count_chars</h2>
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<h2 class="Sh2"><a class="an" name="befehl">Befehl</a></h2>
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<table width="100%" cellpadding=10><tr>
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<td class="xmpcode" bgcolor="#E4EEFF">mixed <b>count_chars</b>(string string
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[, mode])</td>
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</tr></table>
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</td></tr></table>
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<p>PHP 4 >= 4.0b4</p>
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</td>
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<p> </p>
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<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
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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="beschreibung">Beschreibung</a></h2>
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<table width="100%" cellpadding=10 height="269">
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<tr>
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<td class="xmpcode" bgcolor="#E4EEFF" height="57">
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<p>Mit count_chars() können Sie zählen, wie oft in einer Zeichenkette
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(string) jedes<br>
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Zeichen der ASCII-Zeichentabelle (0 - 255) vorkommt. Der Parameter mode
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legt<br>
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fest, in welcher Form die Funktion ihre Ergebnisse zurückgibt. Wird
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der optionale<br>
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Parameter (mode) nicht angegeben, so wird die Grundeinstellung "0"
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genommen.</p>
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<p>Folgende Werte sind für den Parameter mode zulässig:<br>
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0 - Funktionsergebnis ist ein Array. Es enthält alle 255 Zeichen
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mit der<br>
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Häufigkeit des Zeichens.<br>
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1 - Funktionsergebnis ist ein Array. Es enthält nur die Zeichen,
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die in dem zu<br>
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untersuchenden String vorkommen, mit der Häufigkeit des Zeichens.
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<br>
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2 - Funktionsergebnis ist ein Array. Es enthält nur die Zeichen,
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die in dem zu<br>
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untersuchenden String nicht vorkommen. <br>
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3 - Funktionsergebnis ist ein String. Dieser String enthält alle
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Zeichen, die in dem<br>
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zu untersuchenden String vorkommen.<br>
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4 - Funktionsergebnis ist ein String. Dieser String enthält alle
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Zeichen, die in dem<br>
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zu untersuchenden String nicht vorkommen.</p>
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</td>
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</tr></table>
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<p> </p>
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<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
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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>$array = array("PHP","ASP","Perl","Java","XML"); <br>for($y=0;$y<=4;$y++){<br> $string = count_chars($array[$y],$y);<br> switch($y){<br> case 0:<br> echo "<b>Parameter: ".$y . "</b><br>";<br> for($x=0;$x<=255;$x++) { <br> if($string[$x]) <br> echo "Zeichen ".chr($x)." - Vorkommen: ".$string[$x] . " x<br>"; <br> }<br> break; <br> case 1:<br> echo "<b>Parameter: ".$y . "</b><br>";<br> for($x=0;$x<=255;$x++) { <br> if($string[$x]) <br> echo "Zeichen ".chr($x)." - Vorkommen: ".$string[$x] . " x<br>"; <br> }<br> break;<br> case 2:<br> echo "<b>Parameter: ".$y . "</b><br>";<br> for($x=0;$x<=255;$x++) { <br> if(!$string[$x])<br> echo chr($x); <br> } <br> break;<br> case 3:<br> echo "<b><br>Parameter: ".$y . "</b><br>";<br> echo $string . "<br>";<br> break;<br> case 4:<br> echo "<b>Parameter: ".$y . "</b><br>"; <br> echo $string . "<br>";<br> break; <br> }<br>}<br>?></pre>
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<p></p>
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</td>
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</tr></table>
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<p> </p>
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<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
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<a href="#top"><img src="../../src/up.gif" width="14" height="10" border="0" alt="nach oben"></a><a href="#bottom"><img src="../../src/down.gif" width="14" height="10" border="0" alt="nach unten"></a> 
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</td></tr></table>
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<h2 class="Sh2"><a class="an" name="ausgabe">Ausgabe</a></h2>
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<table width="100%" cellpadding=10 height="45">
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<tr>
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<td class="xmpcode" bgcolor="#E4EEFF" height="57">
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<p><b>Parameter: 0</b><br>
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Zeichen H - Vorkommen: 1 x<br>
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Zeichen P - Vorkommen: 2 x<br>
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<b>Parameter: 1</b><br>
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Zeichen A - Vorkommen: 1 x<br>
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Zeichen P - Vorkommen: 1 x<br>
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Zeichen S - Vorkommen: 1 x<br>
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<b>Parameter: 2</b><br>
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!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~€‚ƒ"…†‡ˆ‰Š‹ŒŽ''""o--˜™š›œžŸ
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¡¢£¤¥¦§¨©ª"­®¯°±²³´µ·¸¹º"¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ<br>
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<b>Parameter: 3</b><br>
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Jav<br>
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<b>Parameter: 4</b><br>
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!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKNOPQRSTUVWYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~€‚ƒ"…†‡ˆ‰Š‹ŒŽ''""o--˜™š›œžŸ
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¡¢£¤¥¦§¨©ª"­®¯°±²³´µ·¸¹º"¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ</p>
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<p></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 bgcolor="#EEEEEE" class="doc" align="right" width="110">weiter:<a href="crc32.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="crc32.html"><b>crc32</b></a> </td>
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<td bgcolor="#EEEEEE" class="doc" align="right" width="110">zurück:<a href="convert_cyr_string.html"><img src="../../src/prev.gif" width="10" height="10" border="0" hspace="10" alt="zurück"></a></td>
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<a href="convert_cyr_string.html"><b>convert_cyr_string</b></a> </td>
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<tr><td colspan=2 bgcolor="#EEEEEE" class="doc"> </td></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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2022-03-17 11:19:26 +01:00
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<a href="index.html"><b>String-Funktionen</b></a></td>
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2022-02-23 22:54:51 +01:00
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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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