将while()数组传递给php中的while()变量

Question

假设我有一个查询

$array = array();
$sql = mysql_query("SELECT * FROM table");
while($row=mysql_fetch_array($sql)){
 $data = $row['data'];
}
$array = $data;

现在我怎样才能得到数组中的每个$ data值,即$ array

Answer 1

$array = array();
$sql = mysql_query("SELECT * FROM table");

while ($row = mysql_fetch_array($sql)) {
    $array[] = $row['data'];
}