$h3=trim('【我要变强】【主流程】整体功能测试点');
$matches=array();
preg_match_all('/【(.+?)】/', $h3,$matches);
print_r($matches);
Array
(
[0] => Array
(
[0] => 【我要变强】
[1] => 【主流程】
) [1] => Array
(
[0] => 我要变强
[1] => 主流程
) )
http://www.5idev.com/p-php_preg_match.shtml
http://www.chinahtml.com/1007/php-127924631319354.html
http://www.cnblogs.com/baochuan/archive/2012/03/12/2391135.html