怎么在微信小程序中制作记账小应用？

  今天小编给大家分享的是怎么在微信小程序中制作记账小应用?对这个感兴趣的小伙伴们就和小编一起学习下吧，以下就是具体的内容。

  记账小应用

  var util = require("../../utils/util.js");//获取应用实例

  var app = getApp();

  Page({

  data: {

  userInfo: {},

  buttonLoading: false,

  accountData:[],

  accountTotal:0

  },

  onLoad: function () {

  console.log(\'onLoad\')

  var that = this;

  // 获取记录

  var tempAccountData = wx.getStorageSync("accountData") || [];this.caculateTotal(tempAccountData);

  this.setData({

  accountData: tempAccountData

  });

  },

  // 计算总额

  caculateTotal:function(data){

  var tempTotal = 0;

  for(var x in data){

  tempTotal += parseFloat(data[x].amount);

  }

  this.setData({

  accountTotal: tempTotal

  });

  },

  //表单提交

  formSubmit:function(e){

  this.setData({

  buttonLoading: true

  });

  var that = this;

  setTimeout(function(){

  var inDetail = e.detail.value.inputdetail;var inAmount = e.detail.value.inputamount;if(inDetail.toString().length <= 0 || inAmount.toString().length <= 0){console.log("can not empty");

  that.setData({

  buttonLoading: false

  });

  return false;

  }

  //新增记录

  var tempAccountData = wx.getStorageSync("accountData") || [];tempAccountData.unshift({detail:inDetail,amount:inAmount});wx.setStorageSync("accountData",tempAccountData);that.caculateTotal(tempAccountData);

  that.setData({

  accountData: tempAccountData,

  buttonLoading: false

  });

  },1000);

  },

  //删除行

  deleteRow: function(e){

  var that = this;

  var index = e.target.dataset.indexKey;

  var tempAccountData = wx.getStorageSync("accountData") || [];tempAccountData.splice(index,1);

  wx.setStorageSync("accountData",tempAccountData);that.caculateTotal(tempAccountData);

  that.setData({

  accountData: tempAccountData,

  });

  }

  })

  以上就是怎么在微信小程序中制作记账小应用的全部内容了，大家都学会了吗?