今天小编给大家分享一下微信小程序如何实现表格前后台分页的相关知识点,内容详细,逻辑清晰,相信大部分人都还太了解这方面的知识,所以分享这篇文章给大家参考一下,希望大家阅读完这篇文章后有所收获,下面我们一起来了解一下吧。
直接上代码,这个其实也可以调整为后台分页,但是后面会写一个后台分页的例子,根据实际需要选择吧
数据是写在data中没有调用url获取,实际可以修改
1、index.js
// pages/tablePage/index.js Page({ /** * 页面的初始数据 */ data: { frontPage: false,//上一页 存在true,不存在false nextPage: false,//下一页 存在true,不存在false pages: 0,//所有页 thisPages: 0,//当前页 rows: 6,//每页条数 total: 0,//总条数 pageData: [],//本页显示的列表数据 prizeListItem:[ {name: "测试1", gift:"12"}, {name: "测试2", gift:"34"}, {name: "测试3", gift:"43"}, {name: "测试4", gift:"21"}, {name: "测试5", gift:"32"}, {name: "测试6", gift:"32"}, {name: "测试7", gift:"12"}, {name: "测试8", gift:"32"}, {name: "测试9", gift:"32"}, {name: "测试10", gift:"44"}, {name: "测试11", gift:"231"}, {name: "测试12", gift:"233"}, {name: "测试13", gift:"233"} ], myPrize: false, tab1: '', tab2: 'selected', }, /** * 生命周期函数--监听页面加载 */ onLoad: function () { this.setList(); }, // 初始化列表分页 setList() { let that = this; let thisPages = that.data.thisPages; let rows = that.data.rows; let prizeListItem = that.data.prizeListItem; let pageData = that.data.pageData; let pages = that.data.pages; if (pageData !== []){ pageData = prizeListItem.filter(function (item, index, prizeListItem) { //元素值,元素的索引,原数组。 return index >= rows*thisPages && index <= rows*(thisPages+1)-1; //初始为0,0 < index < 6-1 }); let x = 0; let y = prizeListItem.length; if ( y%rows !== 0){ x = 1 }; pages = parseInt(y/rows) + x; //所有页 thisPages = thisPages +1; //当前页 if ( pages > 1){ that.setData({ nextPage: true, }) } that.setData({ thisPages: thisPages, pageData: pageData, pages: pages, rows: rows, }) } }, //点击下一页 clickNext() { let that = this; let thisPages = that.data.thisPages; let prizeListItem = that.data.prizeListItem; let pageData = that.data.pageData; let pages = that.data.pages; let rows = that.data.rows; pageData = prizeListItem.filter(function (item, index, prizeListItem) { //元素值,元素的索引,原数组。 return index >= rows*thisPages && index <= rows*(thisPages+1)-1; }); thisPages = thisPages + 1; if ( pages === thisPages){ that.setData({ nextPage: false, }) } that.setData({ thisPages: thisPages, pageData: pageData, frontPage: true, }) }, //点击上一页 clickFront() { let that = this; let thisPages = that.data.thisPages; let prizeListItem = that.data.prizeListItem; let pageData = that.data.pageData; let rows = that.data.rows; pageData = prizeListItem.filter(function (item, index, prizeListItem) { //元素值,元素的索引,原数组。 return index >= rows*(thisPages-2) && index <= rows*(thisPages-1)-1; }); thisPages = thisPages - 1; if ( thisPages === 1){ that.setData({ frontPage: false, }) } that.setData({ thisPages: thisPages, pageData: pageData, nextPage: true, }) }, })
2、index.wxml
<view class="prizelist"> <view class="info_con"> <view class="list" wx:for="{{pageData}}"> <view class="list_head"> <view class="list_name">{{item.name}}</view> </view> <view class="list_prize">{{item.gift}}</view> </view> </view> <view class="paging"> <view class="page_btn"> <view class="up_page" wx:if="{{frontPage}}" bindtap="clickFront">上一页</view> </view> <view class="page_num">第{{thisPages}}页 共{{pages}}页</view> <view class="page_btn"> <view class="down_page" wx:if="{{nextPage}}" bindtap="clickNext">下一页</view> </view> </view> </view>
3、index.wxss
.prizelist{ width: 100%; height: max-content; } .info_con{ width: 100%; height: 787rpx; } .info_con .list{ height: 108rpx; width: 96%; margin-top: 20rpx; padding-left: 2%; border-radius: 10rpx; box-shadow: 3px 3px 6px #9c9191; } .list .wi_prize{ width: 186rpx; height: 69rpx; margin: 20rpx 0 0 60rpx; } .list .prizeinfo{ width: 350rpx; height: 108rpx; float: right; } .list .prizeinfo .prize_name{ font-size: 28rpx; color: #87562e; line-height: 42rpx; margin-top: 20rpx; } .list .prizeinfo .prize_state{ font-size: 20rpx; color: #ff2d2d; line-height: 25rpx; } .list .list_bg{ width: 639rpx; height: 108rpx; position: absolute; left: 56rpx; z-index: -1; } .list .list_head{ height: 100%; width: max-content; margin-left: 100rpx; float: left; } .list .list_head .list_headpic{ border-radius: 50%; background-color: rgb(43, 93, 216); width: 46rpx; height: 46rpx; margin: 31rpx 0rpx; float: left; } .list .list_head .list_name{ color: #000; line-height: 108rpx; font-size: 28rpx; float: left; margin-left: 31rpx; } .list .list_prize{ height: 100%; line-height: 108rpx; font-size: 28rpx; color: #87562e; float: right; margin-right: 100rpx; } .paging .page_btn{ width: 96rpx; height: 32rpx; font-size: 32rpx; font-family: "PingFangSC"; color: #c79b4a; line-height: 36rpx; float: left; margin: auto 23rpx; } .page_num{ font-size: 24rpx; font-family: "PingFangSC"; color: #c79b4a; line-height: 36rpx; float: left; margin: auto 10%; } .paging{ width: 100%; height: 108rpx; font-size: 32rpx; font-family: "PingFangSC"; color: #c79b4a; line-height: 36rpx; text-align: center; } .paging .up_page{ width: 96rpx; height: 32rpx; float: left; margin-left: 72rpx; } .paging .down_page{ width: 96rpx; height: 32rpx; float: right; margin-right: 72rpx; } .con .prizelist .page_num{ width: 500rpx; font-size: 24rpx; font-family: "PingFangSC"; color: #c79b4a; line-height: 36rpx; margin: auto; }
微信小程序后台分页示例
1、index.js
// pages/tableAfterPage/index.js Page({ data: { allpage:16,//总页数 nowpage:1,//当前页数 page1:1,//第一页 page2:2,//第二页 page3:3,// page4:4, step:1,//步长 }, /**主要函数*/ //初始化渲染数据 onLoad: function (options) { var that = this wx.request({ url: 'http://localhost:8080/text/auth/queryTable', data: { }, success: function (res) { if (res.data.data.length != 0) { that.setData({ allworkflow: res.data.data,//初始数据列表 allpage:res.data.count//数据总页数 }) } else { wx.showToast({ title: '暂无待处理工作流!', icon: 'none', duration: 20000 }) } } }) }, getPageDate:function(nowpage){ var that = this wx.request({ url: 'http://localhost:8080/text/auth/queryTableNew', data: { page: nowpage//当前页数的参 }, success: function (res) { if (res.data.data.length != 0) { that.setData({ allworkflow: res.data.data, }) } else { wx.showToast({ title: '没有数据的提示!', icon: 'none', duration: 20000 }) } } }) }, /** * 上一页 */ pu:function(){ var now = this.data.page1 - this.data.step; if(now>0){ this.setData({ page1: this.data.page1 - this.data.step, page2: this.data.page2 - this.data.step, page3: this.data.page3 - this.data.step, page4: this.data.page4 - this.data.step, nowpage:this.data.nowpage-1 }); this.getPageDate(this.data.nowpage); }else{ wx.showToast({ title: '已为第一页', icon: 'none', duration: 1000 }) } }, /** * 下一页 */ pd:function(){ if (this.data.page4 < this.data.allpage) { this.setData({ page1: this.data.page1 + this.data.step, page2: this.data.page2 + this.data.step, page3: this.data.page3 + this.data.step, page4: this.data.page4 + this.data.step, nowpage:this.data.nowpage+1 }); this.getPageDate(this.data.nowpage); } else { wx.showToast({ title: '已为最后一页', icon: 'none', duration: 1000 }) } }, /** * 点击后页面渲染,重新查询数据页面重新渲染 */ dd_status:function(e){ this.setData({ nowpage: e.currentTarget.dataset.id, }); this.getPageDate(this.data.nowpage); } })
2、index.wxml
<!-- 有数据的话循环第一个就欧剋啦 --> <view wx:for="{{allworkflow}}" wx:key="{{item}}" style='margin-top:20rpx;'> <view class='outer_container' bindtap='dd_detail' data-id='{{item.id}}'> <view class='one'>订单类型:{{item.type}} <view class='right'>></view> </view> <view class='two'> 订单日期:{{item.yvtime}} <view class='right_2'>订单状态: <text bindtap='dd_status' data-id='{{item.id}}' wx:if="{{item.sta=='待审核' || item.sta=='审核通过'}}" style='color: rgb(79, 193, 229);'>{{item.sta}}</text> <text bindtap='dd_status' wx:else="{{item.sta=='审核失败'}}" style='color:rgb(255,0,0)'>{{item.sta}}</text> </view> </view> </view> </view> <view class="nav" > <!-- <text wx:if="{{(page1-step)>0}}" bindtap='pu' style='color: rgb(79, 193, 229);'> 上一页 </text> --> <text bindtap='pu' style='color: rgb(79, 193, 229);'> 上一页 </text> <text bindtap='dd_status' wx:if="{{page1<=allpage}}" data-id='{{page1}}' style='color: rgb(79, 193, 229);'> 第{{page1}}页 </text> <text bindtap='dd_status' wx:if="{{page2<=allpage}}" data-id='{{page2}}' style='color: rgb(79, 193, 229);'> 第{{page2}}页 </text> <text bindtap='dd_status' wx:if="{{page3<=allpage}}" data-id='{{page3}}' style='color: rgb(79, 193, 229);'> 第{{page3}}页 </text> <text bindtap='dd_status' wx:if="{{page4<=allpage}}" data-id='{{page4}}' style='color: rgb(79, 193, 229);'> 第{{page4}}页 </text> <!-- <text wx:if="{{page4<allpage}}" bindtap='pd' data-id='{{item.id}}' style='color: rgb(79, 193, 229);'> 下一页 </text> --> <text bindtap='pd' data-id='{{item.id}}' style='color: rgb(79, 193, 229);'> 下一页 </text> </view> <view > <text data-id='{{item.id}}' style='color: rgb(79, 193, 229);'> 共{{allpage}}页 当前为第{{nowpage}}页 </text> </view>
3、index.wxss
/* pages/tableAfterPage/index.wxss */ .nav{ background-color: #fff; padding: 26rpx 0; color: #7b7b7b; } .nav>text{ width: 16.4%; text-align: center; display: inline-block; } .outer_container{ width:80%; margin:0 auto; height:200rpx; background-color: white; padding-left:40rpx; padding-right: 40rpx; border-bottom:1rpx solid rgb(214, 214, 214); color: rgb(79, 193, 229); font-size: 24rpx; } .one{ height:100rpx; line-height: 100rpx; border-bottom:1rpx solid rgb(218,218,218); } .two{ height:100rpx; line-height: 100rpx; color:rgb(102, 102, 102) } .right{ float:right; font-size: 46rpx; line-height: 50rpx; color:rgb(218, 218, 218); } .right_2{ float:right; line-height: 100rpx; color:rgb(102, 102, 102); } .divLine{ background: #D4DADD; width: 100%; height: 4rpx; } .right{ width:25rpx; height:25rpx; margin-top:20rpx; margin-right:20rpx; position:relative; }
后台模块springboot,数据是随机写的,实际编写时需要后台调用jdbc获取,根据实际需求修改,这里只提供模板
package com.example.hello.controller; import com.example.hello.bean.TableBean; import com.example.hello.bean.TrafficBean; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import java.util.*; /** * 微信小程序数据传送接口 */ @RestController @RequestMapping("/text/auth") public class WxController { @RequestMapping("/queryTable") public Map queryTableInfo(){ String[] types = {"预约存款","预约入户","预约退款"}; String[] status = {"审核失败","审核通过","待审核"}; Map<String, Object> result = new HashMap<>(); List<TableBean> list = new ArrayList<>(); Random random = new Random(); for(int i=0;i<4;i++){ TableBean bean = new TableBean(); bean.setId(""+(i+1)); bean.setType(types[random.nextInt(3)]); bean.setSta(status[random.nextInt(3)]); bean.setYvtime("2022-04-24 10:23:23"); list.add(bean); } result.put("count", 100/4); result.put("data", list); return result; } @RequestMapping("/queryTableNew") public Map queryTableInfoNew(String page){ String[] types = {"预约存款","预约入户","预约退款"}; String[] status = {"审核失败","审核通过","待审核"}; Map<String, Object> result = new HashMap<>(); List<TableBean> list = new ArrayList<>(); Random random = new Random(); for(int i=0;i<4;i++){ TableBean bean = new TableBean(); bean.setId(""+(i+1)); bean.setType(types[random.nextInt(3)]); bean.setSta(status[random.nextInt(3)]); bean.setYvtime("2022-04-24 10:23:23"); list.add(bean); } result.put("data", list); return result; } }
package com.example.hello.bean; public class TableBean { private String id; public String getType() { return type; } public void setType(String type) { this.type = type; } private String type; public String getYvtime() { return yvtime; } public void setYvtime(String yvtime) { this.yvtime = yvtime; } public String getSta() { return sta; } public void setSta(String sta) { this.sta = sta; } private String yvtime; private String sta; public String getId() { return id; } public void setId(String id) { this.id = id; } }
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