微信小程序获取 openid

JS

const APP_ID = 'wx9a026590c561c4fe';//输入小程序appid

const APP_SECRET = 'b1c372ad7745c765c9fd0f262e3311ad';//输入小程序app_secret

var OPEN_ID = ''//储存获取到openid

var SESSION_KEY = ''//储存获取到session_key

Page({

getOpenIdTap: function () {

var that = this;

wx.login({

success: function (res) {

wx.request({

//获取openid接口

url: 'https://api.weixin.qq.com/sns/jscode2session',

data: {

appid: APP_ID,

secret: APP_SECRET,

js_code: res.code,

grant_type: 'authorization_code'

},

method: 'GET',

success: function (res) {

console.log(res.data)

OPEN_ID = res.data.openid;//获取到的openid

SESSION_KEY = res.data.session_key;//获取到session_key

console.log(OPEN_ID.length)

console.log(SESSION_KEY.length)

that.setData({

openid: res.data.openid.substr(0, 10) + '********' + res.data.openid.substr(res.data.openid.length - 8, res.data.openid.length),

session_key: res.data.session_key.substr(0, 8) + '********' + res.data.session_key.substr(res.data.session_key.length - 6, res.data.session_key.length)

})

}

})

}

})

}

})

WXML

<button bindtap="getOpenIdTap" >获取用户唯一标识openid</button>

openid:{{openid}}

session_key:{{session_key}}

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转载自blog.csdn.net/weixin_42120669/article/details/81976903