Find a php regular expression replacement rule

Find a php regular expression replacement rule/e/tags/index. php? Page = 23 & tagname = % B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4 & line = 3 & tempid = 13

Replace this with preg_replace ()
/Tag-% B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4/ 23/

When page = 0, replace it
/Tag-% B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4/

Reply to discussion (solution)

$str="/e/tags/index.php?page=0&tagname=%B9%D8%D3%DA%D3%D1%D2%EA%D5%E4%B9%F3%B5%C4%B8%F1%D1%D4&line=3&tempid=13";$s= preg_replace_callback(     '#.+?page=(\d+)&tagname=([^&]+)&.+#',     create_function(            '$matches',            'return "/tag-$matches[2]/". ($matches[1] ? $matches[1]."/" : "");'        ),$str);echo $s;

/Tag-% B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4/

$str="/e/tags/index.php?page=0&tagname=%B9%D8%D3%DA%D3%D1%D2%EA%D5%E4%B9%F3%B5%C4%B8%F1%D1%D4&line=3&tempid=13";$s= preg_replace_callback(     '#.+?page=(\d+)&tagname=([^&]+)&.+#',     create_function(            '$matches',            'return "/tag-$matches[2]/". ($matches[1] ? $matches[1]."/" : "");'        ),$str);echo $s;

/Tag-% B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4/

Thank you very much for helping me solve the problem every time. thank you.
Take a look at this for me.
Http://bbs.csdn.net/topics/390575116

$str="/e/tags/index.php?page=0&tagname=%B9%D8%D3%DA%D3%D1%D2%EA%D5%E4%B9%F3%B5%C4%B8%F1%D1%D4&line=3&tempid=13";$s= preg_replace_callback(     '#.+?page=(\d+)&tagname=([^&]+)&.+#',     create_function(            '$matches',            'return "/tag-$matches[2]/". ($matches[1] ? $matches[1]."/" : "");'        ),$str);echo $s;

/Tag-% B9 % D8 % D3 % DA % D3 % D1 % D2 % EA % D5 % E4 % B9 % F3 % B5 % C4 % B8 % F1 % D1 % D4/

Please refer

 5Home page 12

Why cannot this paragraph be replaced?