📄 function.php-sort.htm
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<td valign=middle nowrap><font color=e06060 size=+2><b>函数:sort()</b></font></td>
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<div align=right><a href="group.php-3.htm" alt="group.php?3">数组处理函数库</a></div><br><h1><font color=0000bb>sort</font></h1><p>
将数组排序。<p>
<font color=ff8000>语法:</font> <b>void sort(array array);</b><p>
<font color=ff8000>返回值:</font> 无<p>
<font color=ff8000>函数种类:</font> 资料处理<p>
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<tr><td align=left><font color=ff8000>内容说明</font></td></tr></table><p>本函数将数组依由小到大的方式重排。<p>
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<tr><td align=left><font color=ff8000>使用范例</font></td></tr></table><p><font color="#000000">
<font color="#0000BB"><?<br>$fruits </font><font color="#007700">= array(</font><font color="#DD0000">"lemon"</font><font color="#007700">,</font><font color="#DD0000">"orange"</font><font color="#007700">,</font><font color="#DD0000">"banana"</font><font color="#007700">,</font><font color="#DD0000">"apple"</font><font color="#007700">);<br></font><font color="#0000BB">sort</font><font color="#007700">(</font><font color="#0000BB">$fruits</font><font color="#007700">);<br>for(</font><font color="#0000BB">reset</font><font color="#007700">(</font><font color="#0000BB">$fruits</font><font color="#007700">); list(</font><font color="#0000BB">$key</font><font color="#007700">,</font><font color="#0000BB">$value</font><font color="#007700">) = </font><font color="#0000BB">each</font><font color="#007700">(</font><font color="#0000BB">$fruits</font><font color="#007700">); ) {<br> echo </font><font color="#DD0000">"fruits</font><font color="#007700">[</font><font color="#DD0000">$key</font><font color="#007700">]</font><font color="#DD0000"> = "</font><font color="#007700">.</font><font color="#0000BB">$value</font><font color="#007700">.</font><font color="#DD0000">"\n"</font><font color="#007700">;<br>}<br></font><font color="#0000BB">?><br></font><br>返回的结果为<br>fruits[0] = apple<br>fruits[1] = banana<br>fruits[2] = lemon<br>fruits[3] = orange</font>
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<div align=center><img src="sort.gif" alt="img/sort.gif"></div>
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<tr><td align=left><font color=ff8000>参考</font></td></tr></table><p><a href="function.php-arsort.htm" alt="function.php?arsort">arsort()</a> <a href="function.php-asort.htm" alt="function.php?asort">asort()</a> <a href="function.php-ksort.htm" alt="function.php?ksort">ksort()</a> <a href="function.php-rsort.htm" alt="function.php?rsort">rsort()</a> <a href="function.php-usort.htm" alt="function.php?usort">usort()</a> <p><hr size=1><br>如果你对此手册有任何问题,请到下面网址提问: <a href="www.web745.com">WEB开发知识库</a> (<a href="http://www.web745.com">www.web745.com</a>)<p>
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