小编给大家分享一下小程序组件开发中省市区三级联动的示例分析,希望大家阅读完这篇文章之后都有所收获,下面让我们一起去探讨吧!
站在用户的角度思考问题,与客户深入沟通,找到玛沁网站设计与玛沁网站推广的解决方案,凭借多年的经验,让设计与互联网技术结合,创造个性化、用户体验好的作品,建站类型包括:网站设计制作、成都网站设计、企业官网、英文网站、手机端网站、网站推广、空间域名、虚拟主机、企业邮箱。业务覆盖玛沁地区。
index.wxml
index.js
var city = require("../../utils/city.js"); Page({ data: {}, onLoad: function() { console.log('onLoad...'); var that = this; city.init(that); } });
address-temp.wxml
{{province[provinceIndex]}} {{city[cityIndex]}} {{district[districtIndex]}}
city.js
var city = { province: ['-请选择-', '福建省'], city: { '-请选择-': ['-请选择-'], '福建省': ['福州市', '厦门市', '泉州市'] }, district: { '-请选择-': ['-请选择-'], '福州市': ['鼓楼区', '台江区'], '厦门市': ['湖里区', '集美区'], '泉州市': ['晋江市', '安溪县'] }, provinceIndex: 0, cityIndex: 0, districtIndex: 0, selectedProvince: '-请选择-', selectedCity: '-请选择-', selectedDistrct: '-请选择-' }; function init(that) { that.setData({ 'city': city }); var bindProvinceChange = function(e) { var city = that.data.city; that.setData({ 'city.provinceIndex': e.detail.value, 'city.selectedProvince': city.province[e.detail.value], 'city.selectedCity': city.city[city.province[e.detail.value]][0], 'city.selectedDistrct': city.district[city.city[city.province[e.detail.value]][0]][0], 'city.cityIndex': 0, 'city.districtIndex': 0 }); }; var bindCityChange = function(e) { var city = that.data.city; that.setData({ 'city.cityIndex': e.detail.value, 'city.selectedCity': city.city[city.selectedProvince][e.detail.value], 'city.districtIndex': 0, 'city.selectedDistrct': city.district[city.city[city.selectedProvince][e.detail.value]][0] }); }; var bindDistrictChange = function(e) { var city = that.data.city; that.setData({ 'city.districtIndex': e.detail.value, 'city.selectedDistrct': city.district[city.selectedCity][e.detail.value] }); }; that['bindProvinceChange'] = bindProvinceChange; that['bindCityChange'] = bindCityChange; that['bindDistrictChange'] = bindDistrictChange; } module.exports = { init: init }
看完了这篇文章,相信你对“小程序组件开发中省市区三级联动的示例分析”有了一定的了解,如果想了解更多相关知识,欢迎关注创新互联行业资讯频道,感谢各位的阅读!