PHP ereg_replace()函数的工作原理解析_PHP教程

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<li class="alt"><span><span class="tag"><span> ?php   </span></span></span></li>
<li>
<span>$</span><span class="attribute">lines</span><span> = </span><span class="attribute-value">file</span><span>('source.php'); //将文件读入数组中  </span>
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<li class="alt">
<span>for($</span><span class="attribute">i</span><span>=</span><span class="attribute-value">0</span><span>; $i</span><span class="tag"><span class="tag-name">count</span><span>($lines); $i++)  </span></span>
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<li><span>{  </span></li>
<li class="alt"><span>//将行末以“\”或“#”开头的注释去掉  </span></li>
<li><span>$lines[$i] = eregi_replace("(//|#).*$", "", $lines[$i]);   </span></li>
<li class="alt"><span>//将行末的空白消除  </span></li>
<li><span>$lines[$i] = eregi_replace("[ nrtvf]*$", "rn", $lines[$i]);   </span></li>
<li class="alt"><span>}  </span></li>
<li><span>//整理后输出到页面  </span></li>
<li class="alt"><span>echo htmlspecialchars(join("",$lines));  </span></li>
<li>
<span class="tag">?></span><span> </span>
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