微信公众号 发送客服消息

//发送客服消息
function wx_kefu($content,$fromUsername){
    $data=array(
        "touser"=>$fromUsername,
        "msgtype"=>"text",
        "text"=>array(
            "content"=>$content,
        ),
    );
//    $data=json_encode($data);
    $data=json_encode_ex($data);
    $url="https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token= ".wx_get_access_token() -> access_token;
    return upload_post($url,$data,true);

}

利用微信公众号客服功能必须先绑定客服

参考微信公众平台技术文档 地址：

https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1421140547