您可以使用 SQL SUM操作员。像这样：
SELECT username, SUM(clicks) As number_of_clicks FROM urls_non_loggedin WHERE username='$_SESSION[username]' GROUP BY username
尽管您应该小心，不要将未经清理的变量传递到查询中。
You can use the SQL SUM operator. Like this:
Although you should be careful from passing variables into your queries that you have not sanitized.
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您可以使用 SQL SUM操作员。像这样：
SELECT username, SUM(clicks) As number_of_clicks FROM urls_non_loggedin WHERE username='$_SESSION[username]' GROUP BY username尽管您应该小心，不要将未经清理的变量传递到查询中。
You can use the SQL SUM operator. Like this:
SELECT username, SUM(clicks) As number_of_clicks FROM urls_non_loggedin WHERE username='$_SESSION[username]' GROUP BY usernameAlthough you should be careful from passing variables into your queries that you have not sanitized.