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php正则替换有关问题,怎么替换成这种形式

WBOY
WBOYOriginal
2016-06-13 12:29:41731browse

php正则替换问题,如何替换成这种形式?

<br />
<div class="item"><br />
        <div class="image"><a href="/4_4366/"><img src="/image/4/4366/4366s.jpg" alt="惊悚乐园"  width="120"    style="max-width:90%" /></a></div><br />
        <dl><br />
           <dt><span>三天两觉</span><a href="/4_4366/">惊悚乐园</a></dt><br />
           <dd>    欢迎来到惊悚乐园。<br />
    这不仅是游戏,也是挑战和试炼。<br />
    恐惧是人类的本能,它使人软弱,惊慌,从而犯下错误。<br />
    金钱可以将游戏者武装起来,但智慧和勇气是买不到的。<br />
  ...</dd><br />
        </dl><br />
        <div class="clear"></div><br />
      </div><br />

<br />
<div class="item"><br />
        <div class="image"><a href="/4_4366/"><img src="/image/4/4366/4366s.jpg" alt="惊悚乐园"  width="120"    style="max-width:90%" /></a></div><br />
        <dl><br />
           <dt><span>三天两觉</span><a href="/4_4366/">惊悚乐园</a></dt><br />
           <dd>欢迎来到惊悚乐园。这不仅是游戏,也是挑战和试炼。恐惧是人类的本能,它使人软弱,惊慌,从而犯下错误。金钱可以将游戏者武装起来,但智慧和勇气是买不到的。...</dd><br />
        </dl><br />
        <div class="clear"></div><br />
      </div><br />

过滤掉文字之间的回车和空格,而不是html之间的空格和回车。
<?php<br />
$str =<<<EOD<br />
<div class="item"><br />
        <div class="image"   ><a href="/4_4366/"><img src="/image/4/4366/4366s.jpg" alt="惊悚乐园"  width="120"    style="max-width:90%" /></a></div><br />
        <dl><br />
           <dt><span>三<br />
<br />
           天    <br />
<br />
              两觉</span><a href="/4_4366/">惊悚乐园</a></dt><br />
           <dd>        欢迎来<br />
<br />
           到惊悚乐园。<br />
    这不仅是游戏,也是挑战和试炼。<br />
    恐惧是人类的本能,它使人软弱,   <br />
<br />
<br />
    惊慌,从而犯下错误。xx  zzzz<br />
<br />
<br />
xxx<br />
<br />
<br />
    金钱可以将游戏  者武<br />
<br />
<br />
<br />
    装起来,但智慧和勇气是买不到的。<br />
  ...</dd><br />
        </dl><br />
<br />
<br />
<br />
<br />
        <div class="clear"></div><br />
      </div><br />
EOD;<br />
<br />
<br />
function shanchu($str){<br />
<br />
$str = preg_replace('/\s/', '', $str);<br />
$str = preg_replace('/\n/', '', $str);<br />
<br />
return '>'.$str.'<';<br />
}<br />
<br />
<br />
<br />
echo "<textarea rows=50 cols=100>";<br />
<br />
print_r(preg_replace("/\>(.+?)\</esi","shanchu('\\1')",$str));<br />
echo "</textarea>";<br />
echo "
";
exit;

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