数据库操作

it2025-04-19  4

$con = mysql_connect("localhost","peter","abc123"); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("my_db", $con); $result = mysql_query("SELECT * FROM Persons"); while($row = mysql_fetch_array($result)) { echo $row['FirstName'] . " " . $row['LastName']; echo "<br />"; } mysql_close($con);

 

mysql_fetch_array()从结果集中取得一行作为关联数组,或数字数组,或二者兼有。3mysql_fetch_assoc()从结果集中取得一行作为关联数组。4mysql_fetch_field()从结果集中取得列信息并作为对象返回。3mysql_fetch_lengths()取得结果集中每个字段的内容的长度。3mysql_fetch_object()从结果集中取得一行作为对象。3mysql_fetch_row()从结果集中取得一行作为数字数组。

转载于:https://www.cnblogs.com/vania/p/8566365.html

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