<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>RAISE_ABSTRACT_ERROR</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="internals2.opcodes.qm-assign.html">QM_ASSIGN</a></div> <div class="next" style="text-align: right; float: right;"><a href="internals2.opcodes.recv.html">RECV</a></div> <div class="up"><a href="internals2.opcodes.list.html">Opcode Descriptions and Examples</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="internals2.opcodes.raise-abstract-error" class="section"> <h2 class="title">RAISE_ABSTRACT_ERROR</h2> <div class="section" id="internals2.opcodes.raise-abstract-error.code"> <h2 class="title">PHP code</h2> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/*<br /> * <br /> * opcode number: 142<br /> */<br /><br /></span><span style="color: #007700">abstract class </span><span style="color: #0000BB">fail </span><span style="color: #007700">{<br /> abstract function </span><span style="color: #0000BB">show</span><span style="color: #007700">();<br />}<br /><br />class </span><span style="color: #0000BB">pass </span><span style="color: #007700">extends </span><span style="color: #0000BB">fail </span><span style="color: #007700">{<br /> function </span><span style="color: #0000BB">show</span><span style="color: #007700">() {<br /> echo </span><span style="color: #DD0000">"Call to function show()\n"</span><span style="color: #007700">;<br /> }<br />}<br /><br /></span><span style="color: #0000BB">$t2 </span><span style="color: #007700">= new </span><span style="color: #0000BB">pass</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$t2</span><span style="color: #007700">-></span><span style="color: #0000BB">show</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$t </span><span style="color: #007700">= new </span><span style="color: #0000BB">fail</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$t</span><span style="color: #007700">-></span><span style="color: #0000BB">show</span><span style="color: #007700">();<br /><br />echo </span><span style="color: #DD0000">"Done\n"</span><span style="color: #007700">; </span><span style="color: #FF8000">// shouldn't be displayed<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="section" id="internals2.opcodes.raise-abstract-error.listing"> <h2 class="title">PHP opcodes</h2> <p class="simpara">Function name: (null)</p> <p class="simpara">Compiled variables: !0=$t2, !1=$t </p> <table class="doctable informaltable"> <thead> <tr> <th>line</th><th>#</th><th>op</th> <th>fetch</th><th>ext</th><th>return</th> <th>operands</th> </tr> </thead> <tbody class="tbody"> <tr> <td>7</td><td>0</td> <td>NOP</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td>11</td><td>1</td> <td>NOP</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td class="empty"> </td><td>2</td> <td>NOP</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td>17</td><td>3</td> <td>ZEND_FETCH_CLASS</td><td class="empty"> </td> <td class="empty"> </td><td>:3</td> <td>'pass'</td> </tr> <tr> <td class="empty"> </td><td>4</td> <td>NEW</td><td class="empty"> </td> <td class="empty"> </td><td>$4</td> <td>:3</td> </tr> <tr> <td class="empty"> </td><td>5</td> <td>DO_FCALL_BY_NAME</td><td class="empty"> </td> <td>0</td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td class="empty"> </td><td>6</td> <td>ASSIGN</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>!0,$4</td> </tr> <tr> <td>18</td><td>7</td> <td>ZEND_INIT_METHOD_CALL</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>!0,'show'</td> </tr> <tr> <td class="empty"> </td><td>8</td> <td>DO_FCALL_BY_NAME</td><td class="empty"> </td> <td>0</td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td>20</td><td>9</td> <td>ZEND_FETCH_CLASS</td><td class="empty"> </td> <td class="empty"> </td><td>:9</td> <td>'fail'</td> </tr> <tr> <td class="empty"> </td><td>10</td> <td>NEW</td><td class="empty"> </td> <td class="empty"> </td><td>$10</td> <td>:9</td> </tr> <tr> <td class="empty"> </td><td>11</td> <td>DO_FCALL_BY_NAME</td><td class="empty"> </td> <td>0</td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td class="empty"> </td><td>12</td> <td>ASSIGN</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>!1,$10</td> </tr> <tr> <td>21</td><td>13</td> <td>ZEND_INIT_METHOD_CALL</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>!1,'show'</td> </tr> <tr> <td class="empty"> </td><td>14</td> <td>DO_FCALL_BY_NAME</td><td class="empty"> </td> <td>0</td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td>23</td><td>15</td> <td>ECHO</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>'Done%0A'</td> </tr> <tr> <td>24</td><td>16</td> <td>RETURN</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>1</td> </tr> </tbody> </table> <p class="simpara">Function name: show</p> <p class="simpara">Compiled variables: none </p> <table class="doctable informaltable"> <thead> <tr> <th>line</th><th>#</th><th>op</th> <th>fetch</th><th>ext</th><th>return</th> <th>operands</th> </tr> </thead> <tbody class="tbody"> <tr> <td>8</td><td>0</td> <td>ZEND_RAISE_ABSTRACT_ERROR</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td class="empty"> </td> </tr> <tr> <td class="empty"> </td><td>1</td> <td>RETURN</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>null</td> </tr> </tbody> </table> <p class="simpara">Function name: show</p> <p class="simpara">Compiled variables: none </p> <table class="doctable informaltable"> <thead> <tr> <th>line</th><th>#</th><th>op</th> <th>fetch</th><th>ext</th><th>return</th> <th>operands</th> </tr> </thead> <tbody class="tbody"> <tr> <td>13</td><td>0</td> <td>ECHO</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>'Call+to+function+show%28%29%0A'</td> </tr> <tr> <td>14</td><td>1</td> <td>RETURN</td><td class="empty"> </td> <td class="empty"> </td><td class="empty"> </td> <td>null</td> </tr> </tbody> </table> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; 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