<?php

namespace app\model;

use support\Model;

class User extends Model
{
    // 表后綴
    private static $table_suffix = '';

    public function getTable(): string
    {
        return 'user_' . self::$table_suffix;
    }

    /**
     * 設(shè)置表后綴
     */
    public static function setTableSuffix(int $uid)
    {
        self::$table_suffix = $uid;
        return static::class;
    }
}

User::setTableSuffix($uid)::where(['type' => 1])->first();