微信小程序学习笔记之表单提交与PHP后台数据交互处理图文详解

<form bindsubmit="formSubmit" bindreset="formReset"> <view>  昵称：<input type="text" name="nickname" placeholder="请输入昵称" confirm-type="done" />  密码：<input password type="number" name="password" placeholder="请输入6位密码" maxlength="6" />  性别：  <radio-group name="sex">   <label><radio value="女"/>女</label>   <label><radio value="男"/>男</label>  </radio-group>  爱好：  <checkbox-group name="aihao">   <label><checkbox value="cy"/>抽烟</label>   <label><checkbox value="hj"/>喝酒</label>   <label><checkbox value="tt"/>烫头</label>  </checkbox-group>  状态：<switch name="status"/>  <view>成绩：<slider name="grade" show-value ></slider></view> </view> <view class="btn-area">  <button formType="submit">提交</button>  <button formType="reset">重置</button> </view></form>

Page({ formSubmit: function (e) {  console.log('form发生了submit事件，提交数据：', e.detail.value) }, formReset: function () {  console.log('form发生了reset事件') }})

Page({ formSubmit: function (e) {  wx.request({   url: 'https://www.msllws.top/getdata.php',   data: {    'nickname': e.detail.value.nickname,    'password': e.detail.value.password,    'sex': e.detail.value.sex,    'status': e.detail.value.status,    'aihao': e.detail.value.aihao,    'grade': e.detail.value.grade   },   method:'POST',   header: {    'Content-Type': 'application/x-www-form-urlencoded'   },   success: function (res) {    console.log(res.data)   }  }) }})

<?php   $postdata = $_POST; //获得POST请求提交的数据  //打印日志 方便查看  $fp = fopen('./log.txt','a+');    fwrite($fp,var_export($postdata,true));    fclose($fp);   echo 666; //返回状态或数据

array ( 'nickname' => '李栋', 'password' => '123456', 'sex' => '男', 'status' => 'true', 'aihao' => 'cy,hj,tt', 'grade' => '66',)

<?php   $postdata = $_POST;  $fp = fopen('./log.txt','a+');    fwrite($fp,var_export($postdata,true));    fclose($fp);   if($postdata['nickname']){	$arr['state'] = 1;	$arr['info'] = '提交成功';  }else{	$arr['state'] = 0;	$arr['info'] = '名字为空';  }  echo json_encode($arr);die;

Page({ formSubmit: function (e) {  wx.request({   url: 'https://www.msllws.top/getdata.php',   data: {    'nickname': e.detail.value.nickname,    'password': e.detail.value.password,    'sex': e.detail.value.sex,    'status': e.detail.value.status,    'aihao': e.detail.value.aihao,    'grade': e.detail.value.grade   },   method: 'POST',   header: {    'Content-Type': 'application/x-www-form-urlencoded'   },   success: function (res) {    if (res.data.state == 1) {     wx.showToast({      title: res.data.info     });    }else{     wx.showToast({      title: res.data.info     });    }   }  }) }})

<?phpnamespace app/home/controller;use think/Controller;class Getdata extends Controller{  public function index()  {     //查询10篇博客    $whe['is_del'] = 'N';    $artinfo = db('article')->field('`article_id`,`article_title`,`thumbnail`')->where($whe)->limit(10)->select();    //拼接缩略图路径    foreach ($artinfo as $k => $v) {      $artinfo[$k]['thumbnail'] = 'https://www.msllws.top'.$v['thumbnail'];    }    return json($artinfo);  }}

Page({ onLoad: function () {  var that = this  wx.request({   url: 'https://www.msllws.top/Getdata',   headers: {    'Content-Type': 'application/json'   },   success: function (res) {    that.setData({     artinfo: res.data    })   }  }) }})

<view wx:for="{{artinfo}}" wx:for-item="artinfo">  <view>{{artinfo.article_title}}</view>  <image src="{{artinfo.thumbnail}}"></image></view>