php如何删除数据表中的数据

2020-08-12 17:50:13

php删除数据表中的数据的方法:可以通过mysqli_query()函数结合DELETE FROM语句来进行删除。DELETE FROM语句用于从数据库表中删除记录,语法结构为:【DELETE FROM tableWHERE 条件】。

DELETE FROM 语句用于从数据库表中删除记录。

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语法:

DELETE FROM table_nameWHERE some_column = some_value

Persons表:

d971a9adfe1ab0afda7d1f503ca5061.png

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代码实现:

<?php$con=mysqli_connect("localhost","username","password","database");// 检测连接if (mysqli_connect_errno()){       echo "连接失败: " . mysqli_connect_error();}mysqli_query($con,"DELETE FROM Persons WHERE LastName='Griffin'");mysqli_close($con);?>

删除后的表:

59f281fd12b4e910631f8fdf33fd1bc.png

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