Counting Records with Specific Conditions in ThinkPHP5
This article demonstrates how to count records that meet a specific condition in ThinkPHP5 using an aggregate query, showing both backend PHP code to retrieve the count and frontend template code to display the result, along with screenshots of the implementation.
Description: Counting records with specific conditions in ThinkPHP5.
Application Example: Counting the number of orders.
Solution: Use an aggregate query. Refer to the official documentation for details.
Backend Code:
Query the record count using the model:
$recordNum = \app\index\Model\Reservation::where('username', '=', session('username'))->count();Assign the result to the view:
$this->assign([ 'recordNum' => $recordNum, ]);Frontend Code:
<p>A total of {$recordNum}</p>Result screenshots:
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