yes
и no
из html?<body>Hello<br><br>FFDGJHIJHFMVDFF.<br>Grtrvfwrwerwerffdsf.<br><br>Active? <br>=> yes <=<br><br <br=""><br>Active? <br>=> no <=<br><br>Lalalalal.<br><br>
</body>
=> <=
и вытягивать то, что внутри них.$str = '<body>Hello<br><br>FFDGJHIJHFMVDFF.<br>Grtrvfwrwerwerffdsf.<br><br>Active? <br>=> yes <=<br><br <br=""><br>Active? <br>=> no <=<br><br>Lalalalal.<br><br>
</body>';
$arr = preg_match_all('~=>\h\K.+?(?=\h<=)~', $str, $arr) ? $arr[0] : [];
var_dump($arr);
/*
array(2) {
[0]=> string(3) "yes"
[1]=> string(2) "no"
}
*/