官方api仅供ios有效
示例:https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url" target="_blank" title="https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url">https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url=二维码链接
https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url" target="_blank" title="https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url">https://qm.qq.com/opensdkul/mqqopensdkapi/bizAgent/qm/qr?url=url编码后的链接
schemeurl
格式:mqqopensdkapi://bizAgent/q