php利用preg_match_all()正则获取字符串中指定参数链接地址

程序代码

$html = a1
a2
HTML;

// echo $html;

$m = array();
preg_match_all("|(.*?)|",$html,$m);

print_r($m);

运行结果

Array
(
[0] => Array
(
[0] => a1
[1] => a2
)

[1] => Array
(
[0] => 2008
[1] => 2009
)

[2] => Array
(
[0] => a1
[1] => a2
)

)