wx.config({
    debug: false, 
    beta: true,
    appId: appId, 
    timestamp: data.result.timestamp, 
    nonceStr: data.result.nonceStr, 
    signature: data.result.signature,
    jsApiList:["checkIsSupportFaceDetect","requestWxFacePictureVerify"] 
});

JS接口列表
为什么我找不到jssdk里边的checkIsSupportFaceDetect和requestWxFacePictureVerify？别人是如何实现的？我很纳闷。。求大神告知。。