Thinkphp5集成微信支付：公众号支付、小程序支付、扫码支付、账户转账、手机站支付、刷卡支付等

use Yansongda\Pay\Pay;
$config = [
    'appid' => 'xx',
    'app_id' => 'xx',
    'miniapp_id' => 'xx',
    'mch_id' => '145776xxxx',
    'key' => 'mF2suE9sU6Mk1CxxxxIxxxxx',
    'notify_url' => 'http://baidu.net.cn',
    'cert_client' => './cert/apiclient_cert.pem',
    'cert_key' => './cert/apiclient_key.pem',
    'log' => [ // optional
        'file' => './logs/wechat.log',
        'level' => 'info',
        'type' => 'single',
        'max_file' => 30,
    ],
    'http' => [ // optional
        'timeout' => 5.0,
        'connect_timeout' => 5.0,
    ],
    // 'mode' => 'dev',
];// 支付
$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee'      => '1',
    'openid' => 'onkVf1FjWS5SBxxxxxxxx',
];
$result = Pay::wechat($config)->mp($order);
// 退款
$order = [
    'out_trade_no' => '1514192025',
    'out_refund_no' => time(),
    'total_fee' => '1',
    'refund_fee' => '1',
    'refund_desc' => '测试退款haha',
];
$result = Pay::wechat($config)->refund($order);
// 查询
$result = Pay::wechat($config)->find('out_trade_no_123456');
// 取消
//微信未提供取消订单接口，访问此接口将抛出 `GatewayException` 异常。
// 关闭
$result = Pay::wechat($config)->close('out_trade_no_123456'); //
// 验证服务器数据
$wechat = Pay::wechat($config)
// 是的，验签就这么简单！
$data = $wechat->verify();
$wechat->success()->send();

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee' => '1',
    'openid' => 'onkVf1FjWS5SBxxxxxxxx',
];
$result = Pay::wechat($config)->mp($order);

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee' => '1',
];
return $wechat->wap($order)->send();

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee' => '1',
];
// 将返回 json 格式，供后续 APP 调用，调用方式不在本文档讨论范围内，请参考官方文档。
return $wechat->app($order)->send();

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee'      => '1',
    'auth_code' => '1354804793001231564897',
];
$result = $wechat->pos($order);

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee'      => '1',
];
// 扫码支付使用 模式二
$result = $wechat->scan($order);
// 二维码内容： $qr = $result->code_url;

order = [
    'partner_trade_no' => '',              //商户订单号
    'openid' => '',                        //收款人的openid
    'check_name' => 'NO_CHECK',            //NO_CHECK：不校验真实姓名\FORCE_CHECK：强校验真实姓名
    // 're_user_name'=>'张三',              //check_name为 FORCE_CHECK 校验实名的时候必须提交
    'amount' => '1',                       //企业付款金额，单位为分
    'desc' => '帐户提现',                  //付款说明
];
$result = $wechat->transfer($order);

$order = [
    'out_trade_no' => time(),
    'body' => 'subject-测试',
    'total_fee' => '1',
    'openid' => 'onkVf1FjWS5SBxxxxxxxx',
];
$result = $wechat->miniapp($order);

$order = [
    'mch_billno' => '商户订单号',
    'send_name' => '商户名称',
    'total_amount' => '1',
    're_openid' => '用户openid',
    'total_num' => '1',
    'wishing' => '祝福语',
    'act_name' => '活动名称',
    'remark' => '备注',
];
$result = $wechat->redpack($order);

$order = [
    'mch_billno' => '商户订单号',
    'send_name' => '商户名称',
    'total_amount' => '1',
    're_openid' => '用户openid',
    'total_num' => '3',
    'wishing' => '祝福语',
    'act_name' => '活动名称',
    'remark' => '备注',
];
$result = $wechat->groupRedpack($order);