Basically, what I am trying to accomplish is being able for the users to click a button on my html site and it adds a 1 to their account balance. How would I do this? I think it would be like this:

基本上,我想要完成的是能够让用户点击我的html网站上的按钮,并为他们的帐户余额增加1。我该怎么做?我想会是这样的:

$sql = "UPDATE balance SET +1 WHERE id=session";

1 个解决方案

#1

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$sql= "UPDATE balance SET columnname = columnname + 1 WHERE id = {$SESION['userid']}";

Its advisable to use PDO and parameterized queries

建议使用PDO和参数化查询

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