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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 324373 $ -->
<section xml:id="internals2.opcodes.fetch-dim-w">
<title>FETCH_DIM_W</title>
<section xml:id="internals2.opcodes.fetch-dim-w.code">
<title>PHP code</title>
<programlisting role="php">
<![CDATA[
<?php
/*
* Fetch the value of the element at "index" in "array-value" to store it in "result". Write-only?
* opcode number: 84
*/
$a = 1;
while($a > 0){
$a = 0;
}
/*$input =array(1,2,3);
while (list($var,) = @each($input)){
unset($$var);
}*/
/*$a = array(1,2,3);
$x = 'a';
$$x[0] = 1;*/
/*while ($b = each($a)) {
print $b;
}*/
?>
]]>
</programlisting>
</section>
<section xml:id="internals2.opcodes.fetch-dim-w.listing">
<title>PHP opcodes</title>
<simpara>Function name: (null)</simpara>
<simpara>Compiled variables: !0=$a </simpara>
<informaltable>
<tgroup cols="7">
<thead>
<row>
<entry>line</entry><entry>#</entry><entry>op</entry>
<entry>fetch</entry><entry>ext</entry><entry>return</entry>
<entry>operands</entry>
</row>
</thead>
<tbody>
<row>
<entry>6</entry><entry>0</entry>
<entry>ASSIGN</entry><entry></entry>
<entry></entry><entry></entry>
<entry>!0,1</entry>
</row>
<row>
<entry>7</entry><entry>1</entry>
<entry>IS_SMALLER</entry><entry></entry>
<entry></entry><entry>~1</entry>
<entry>0,!0</entry>
</row>
<row>
<entry></entry><entry>2</entry>
<entry>JMPZ</entry><entry></entry>
<entry></entry><entry></entry>
<entry>~1,->5</entry>
</row>
<row>
<entry>8</entry><entry>3</entry>
<entry>ASSIGN</entry><entry></entry>
<entry></entry><entry></entry>
<entry>!0,0</entry>
</row>
<row>
<entry>9</entry><entry>4</entry>
<entry>JMP</entry><entry></entry>
<entry></entry><entry></entry>
<entry>->1</entry>
</row>
<row>
<entry>23</entry><entry>5</entry>
<entry>RETURN</entry><entry></entry>
<entry></entry><entry></entry>
<entry>1</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</section>
</section>
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