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php正则字串,该怎么处理

时间:2021-07-01 10:21:17 帮助过:4人阅读

php 正则字串
下面是字串

$a = '../post/luoji/soft/aaa.chm’
$b = '../post/luoji/bbb.txt'
$c = ' post/luoji/c.rar'
$d = ’../../luo/p/d.zip‘
$e = ‘../../lio/p/p/p/p/p/p/p/p/a.tar.gz’
$f = ‘../pp/tt/p/p/p/lp/p/tttt/p/t.rpm’

要求获取成这样:

$a = 'aaa.chm‘
$b = 'bbb.txt'
$c = ' c.rar'
$d = ’d.zip‘
$e = ‘a.tar.gz’
$f = ‘t.rpm’


就是不管字串有多长只要获取最后的名称

我只会这样写

$str = "../post/luoji/aaa.chm";
$str = preg_split("/[\s,\/!]+/", $str);
echo '
  1. ';print_r($str[3]);<br><br> 不能动态获取<br><br> 怎么用正则获取?谢谢!<img src="https://www.gxlcms.com/img/2014/05/02/11500367.gif" alt=""><br><br><font color="#FF8000">------解决方案--------------------</font><br><pre class="brush: php layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li><br>$a = '../post/luoji/soft/aaa.chm';<br>$a=pathinfo($a,PATHINFO_BASENAME);<br>echo $a;<br></li></ol></pre><br><font color="#FF8000">------解决方案--------------------</font><br><pre class="brush: php layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>$a = '../post/luoji/soft/aaa.chm';<br>preg_match('#[^/]+$#', $a, $r);<br>echo $r[0];</li></ol></pre><pre class="brush: php layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>$a = '../post/luoji/soft/aaa.chm';<br>$a = preg_split('#/#', $a);<br>echo array_pop($a);<br></li></ol></pre><pre class="brush: php layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>$a = '../post/luoji/soft/aaa.chm';<br>$a = preg_split('#/#', $a);<br>echo end($a);<br></li></ol></pre><pre class="brush: php layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>$a = '../post/luoji/soft/aaa.chm';<br>echo basename($a);<br></li></ol></pre>......

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