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我遇到问题下面的代码给我没有结果。但是,如果我取消注释指定的行,并注释掉它的bind_param行,但是这不是破坏mysqli的目的吗? 我的var_dump给我的字符串(1) “1”bind_param困难
function teams($mysqli, $league_id) {
echo 'league id = ' . var_dump($league_id);
$sql = "SELECT team_id, team_name FROM teams where league_id='?'";
// $sql = "SELECT team_id, team_name FROM teams where league_id='".$league_id."'";
$stmt = $mysqli->prepare($sql);
$stmt->bind_param('i', $league_id);
$stmt->execute();
$stmt->bind_result($col1, $col2);
while($stmt->fetch()) {
$results[] = array(
'team_id' => $col1,
'team_name' => $col2
);
}
$stmt->close();
var_dump($results);
return $results;
}
不要引用'?' - 准备好的语句引擎会处理所有这些。它应该是'... league_id =?'。 – 2012-04-05 04:02:16
谢谢修复它 – 2012-04-05 04:04:45