yyq_wxapp/pages/task/info/b2bInfo.js

// pages/user/info/index.js
const app = getApp();
const util = require("../../../util/util.js")
Page({
  data: {
    info:{}
  },
  onLoad: function (options) {
    console.log(options)
    let id = +options.id||100044;
    util.http('/wx/getWxB2BInfo', {id}, (err,res)=>{
      if( err != 0) return;
      console.log( "res", res)
      this.setData({info: res})
    })
  },
  previewImage: function (e) {
    var current = e.target.dataset.src;
    wx.previewImage({
      current: current, 
      urls: [current]
    })
  },
  gotoSign(){
    wx.navigateTo({
      url: '/pages/tool/sign/signature',
    })
  }
})