php - 未找到行时如何显示 "no results"消息？

Question

未找到任何行时，如何显示“未找到结果”消息？

while($row = $query->fetch(PDO::FETCH_ASSOC)) 
{
    echo $row['name'];
} 

Answer 1

 $matched = false;
 while($row = $query->fetch(PDO::FETCH_ASSOC)) 
 {
    $matched = true;
    echo $row['name'];
 }
 if(!$matched)
     echo "no any";