按照要求取值

$s = '我是一个人TKPC11090987是你TKPC10090987吗？TKPC10098M9Y到底是谁呢？TKMR120990U9TKMR10059E56TKMR10059E56...................................等等等.......';preg_match_all('/(TK[PCMR]{2})(\d{5})\w{3}/', $s, $m);$d = array(  'TKPC' => 11069,  'TKMR' => 10999,);foreach($m[1] as $k=>$v) {  if($m[2][$k] <= $d[$v]) {    $s = str_replace($m[0][$k], "<font color=red>{$m[0][$k]}</font>", $s);    $r[] = $m[0][$k];  }}echo $s;

print_r($r);

Array(    [0] => TKPC10090987    [1] => TKPC10098M9Y    [2] => TKMR10059E56    [3] => TKMR10059E56)

$str='我是一个人TKPC11090987是你TKPC10090987吗？TKPC10098M9Y到底是谁呢？TKMR120990U9TKMR10059E56TKMR10059E56...................................等等等.................................................';$str=preg_replace('/(TKPC|TKMR)(\d{5})(.{3})/e',"(('$1'=='TKPC' and $2<=11069) or ('$1'=='TKMR' and $2<=10999))?'$1<span style=\'color:red\'>$2$3</span>':'$0'",$str);echo $str;