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<h2>Variablen Funktionen</h2></td>
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<td bgcolor="#EEEEEE" class="doc" valign="top" align="center"> <img src="../src/dokx.gif" width="30" height="20" vspace="6" border="0" alt="Informationsseite">
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<p> <img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#doubleval"><b>doubleval</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#empty"><b>empty</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#gettype"><b>gettype</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#intval"><b>intval</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_array"><b>is_array</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_double"><b>is_double</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_float"><b>is_float</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_int"><b>is_int</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_integer"><b>is_integer</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_long"><b>is_long</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_object"><b>is_object</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_real"><b>is_real</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#is_string"><b>is_string</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#isset"><b>isset</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#settype"><b>settype</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#strval"><b>strval</b></a><br>
<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten">&nbsp;<a href="#unset"><b>unset</b></a><br>
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<td colspan=3 bgcolor="#EEEEEE" class="doc"><a href="#bottom"><img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"></a>&#160;</td>
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<h2 class="Sh2"><a class="an" name="doubleval">doubleval</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">double <b>doubleval</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Umwandlung einer Variablen in eine Flie<69>kommazahl
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/doubleval.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="empty">empty</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>empty</b> (mixed var)
<br>(PHP3, PHP4)
<br>Pr<EFBFBD>ft ob eine Variable leer ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/empty.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="gettype">gettype</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">string <b>gettype</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Ermittelt den Typ einer Variablen
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/gettype.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="intval">intval</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>intval</b> (mixed var [, int base])
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Umwandlung einer Variablen in eine Intergerzahl
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/intval.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_array">is_array</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_array</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Array ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_array.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_double">is_double</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_double</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Double ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_double.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_float">is_float</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_float</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Float ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_float.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_int">is_int</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_int</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Integer ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_int.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_integer">is_integer</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_integer</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Integer ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_integer.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_long">is_long</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_long</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Long ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_long.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_object">is_object</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_object</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Object ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_object.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_real">is_real</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_real</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ Real ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_real.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="is_string">is_string</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>is_string</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Pr<EFBFBD>ft ob die Variable vom Typ String ist
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/is_string.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="isset">isset</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>isset</b> (mixed var)
<br>(PHP3, PHP4)
<br>Pr<EFBFBD>ft ob eine Variable existiert
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/isset.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="settype">settype</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>settype</b> (string var, string type)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Legt den Typ einer Variablen fest
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/settype.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="strval">strval</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">string <b>strval</b> (mixed var)
<br>(PHP 3, PHP 4 >= 4.0b1)
<br>Umwandlung einer Variablen in ein String
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/strval.html">Detailbeschreibung</a><br></td></tr></table><p>&nbsp;</p>
<table bgcolor="#EEEEEE" class="doc" width="100%"><tr><td>
<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>&#160;
</td></tr></table><h2 class="Sh2"><a class="an" name="unset">unset</a></h2><table width="100%" cellpadding=10><tr><td class="xmpcode" bgcolor="#E4EEFF">int <b>unset</b> (mixed var)
<br>(PHP3, PHP4)
<br>L<EFBFBD>scht eine Variable
<br><img src="../src/dok.gif" width="15" height="10" border="0">&nbsp;<a href="../funktionsreferenz/variablen_funktionen/unset.html">Detailbeschreibung</a><br></td></tr></table>
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