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197 lines
18 KiB
HTML
197 lines
18 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<html>
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<head>
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<title>Variablen Funktionen</title>
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<link rel="stylesheet" type="text/css" href="../src/self.css">
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<meta name="description" content="Funktionsübersicht Variablen Funktionen">
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<meta name="keywords" content="SELFPHP, PHP, Funktionsübersicht, Variablen Funktionen">
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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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<meta name="DC.Publisher" content="Damir Enseleit, mail@selfphp.info">
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<meta name="DC.Date" content="2001-08-06T12:18+01:00">
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<meta name="DC.Identifier" content="http://www.selfphp3.de/funktionsuebersicht/variablen_funktionen.html">
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<meta name="DC.Language" content="de">
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<meta name="DC.Rights" content="../editorial/index.html">
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<meta name="SELF.Firstdate" content="2001-08-06T12:18+01:00">
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<meta name="SELF.Version" content="1">
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<meta name="SELF.Pagetype" content="Information">
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<meta name="SELF.Path" content="SELFPHP == ../index.php // Funktionsübersicht == index.html">
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</head>
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<body bgcolor="#FFFFFF" text="#000000" link="#AA5522" vlink="#772200" alink="#000000">
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<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="top"><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>
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<img src="../src/refkap.gif" width="16" height="13" border="0" alt="Teil von">
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<a href="index.html"><b>Funktionsübersicht</b></a> </td>
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</tr>
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</table>
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<table cellpadding="4" cellspacing="0" border="0" width="100%">
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<tr>
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<td bgcolor="#EEEEEE" class="doc" width="110"><img src="../src/logo.gif" width="106" height="109" border="0" alt="SEL.html"></td>
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<td bgcolor="#EEEEEE" class="doc" valign="bottom" width="100%">
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<h2>Variablen Funktionen</h2></td>
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</tr>
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<tr>
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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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</td>
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<td bgcolor="#FFFFFF" valign="top" nowrap>
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<p> <img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#doubleval"><b>doubleval</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#empty"><b>empty</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#gettype"><b>gettype</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#intval"><b>intval</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_array"><b>is_array</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_double"><b>is_double</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_float"><b>is_float</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_int"><b>is_int</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_integer"><b>is_integer</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_long"><b>is_long</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_object"><b>is_object</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_real"><b>is_real</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#is_string"><b>is_string</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#isset"><b>isset</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#settype"><b>settype</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#strval"><b>strval</b></a><br>
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<img src="../src/down.gif" width="14" height="10" border="0" alt="nach unten"> <a href="#unset"><b>unset</b></a><br>
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</p>
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</td>
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</tr>
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<tr>
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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> </td>
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</tr>
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</table>
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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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Umwandlung einer Variablen in eine Flie<69>kommazahl
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/doubleval.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP3, PHP4)
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<br>Pr<EFBFBD>ft ob eine Variable leer ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/empty.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Ermittelt den Typ einer Variablen
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/gettype.html">Detailbeschreibung</a><br></td></tr></table><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><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])
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Umwandlung einer Variablen in eine Intergerzahl
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/intval.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Array ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_array.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Double ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_double.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Float ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_float.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Integer ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_int.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Integer ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_integer.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Long ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_long.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Object ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_object.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ Real ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_real.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Pr<EFBFBD>ft ob die Variable vom Typ String ist
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/is_string.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP3, PHP4)
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<br>Pr<EFBFBD>ft ob eine Variable existiert
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/isset.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Legt den Typ einer Variablen fest
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/settype.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP 3, PHP 4 >= 4.0b1)
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<br>Umwandlung einer Variablen in ein String
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/strval.html">Detailbeschreibung</a><br></td></tr></table><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><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)
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<br>(PHP3, PHP4)
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<br>L<EFBFBD>scht eine Variable
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<br><img src="../src/dok.gif" width="15" height="10" border="0"> <a href="../funktionsreferenz/variablen_funktionen/unset.html">Detailbeschreibung</a><br></td></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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<tr>
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<td bgcolor="#EEEEEE" class="doc" align="right" width="110">weiter:<a href="verzeichnis_funktionen.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="verzeichnis_funktionen.html"><b>Verzeichnis Funktionen</b></a>
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</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="url_funktionen.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="url_funktionen.html"><b>URL Funktionen</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="top"><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>
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<img src="../src/refkap.gif" width="16" height="13" border="0" alt="Teil von">
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<a href="index.html"><b>Funktionsübersicht</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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