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How to delete a piece of information from the database in php

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2019-10-10 12:04:095767browse

How to delete a piece of information from the database in php

#How to delete a piece of information from the database in php?

Please look at the "Persons" table below:

How to delete a piece of information from the database in php

The following example deletes all records with LastName='Griffin' in the "Persons" table :

<?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=&#39;Griffin&#39;");
mysqli_close($con);
?>

After this deletion, the "Persons" table looks like this:

How to delete a piece of information from the database in php

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