请问一个正则有关问题这么写问什么匹配不对

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Release： 2016-06-13 12:40:25

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请教一个正则问题这么写问什么匹配不对

<br />
<?php<br />
    $str = file_get_contents("http://mil.news.sina.com.cn");<br />
	// 军情热点<br />
    $reg = '#【军情热点】.*<a.*href="(.*).*>(.*)</a>"#iUs';<br />
	preg_match_all($reg,$str,$m);<br />
	echo "<pre class="brush:php;toolbar:false">";<br />
	print_r($m);<br />
?><br />

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请教一下匹配一下链接和标题这么写为什么不对

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gt lt match nbsp

source：php.cn

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