使用mysqli_fetch_assoc()和mysqli_fetch_row()都是把查询结果返回到一个数组中,都是返回第一行然后指针下移一行。
区别:mysqli_fetch_assoc()用关键字索引取值。比如:
$row = $result->fetch_assoc();
echo $row[‘username’];
但是mysqli_fetch_row()用数字索引取值。比如:
$row = $result->fetch_row();
echo $row[0];//注:“0”的意思是表中的第一个字段(即username是表中的第一个字段)。
另外还有一个函数:mysqli_fetch_object()将一行取回到一个对象中,然后通过类的方式取值,比如:
$row = $result->fetch_object();
echo $row->username;
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波比源码 » php中mysqli_fetch_assoc()和mysqli_fetch_row()的区别
波比源码 » php中mysqli_fetch_assoc()和mysqli_fetch_row()的区别
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