按該鍵

Question

Array 
(
[Roofing] => Array 
    (
     [0] => Roofing Contractors 
     [1] => Commercial Roofing 
     [2] => Contractor Metal Roofing 
    ) 

關聯數組的值搜索多維數組的關鍵我怎樣才能獲得「屋頂」的「屋頂承包商」值由PHP

Answer 1

$search = 'Roofing'; 
foreach($array as $item) { 
    if (strpos($item, $search) !== 0) { 
     // entry found 
    } 
} 

seacrhing algorith但有可能是一個更快的方式與pregmatch