请求的时候怎么设置header头呢？

[linmao666]

请求的时候怎么设置header头呢？HTTP header缺少微信支付平台证书序列号(Wechatpay-Serial)

[TheNorthMemory]

https://easywechat.com/6.x/client.html

$client->post('v3/blah/blah', [
    'json' => ['a'=>'b'], 
    'headers' => ['Wechatpay-Serial' => 'ABEFDEABEFDEABEFDEABEFDEABEFDE'],
]);