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

 
  昵称：
  密码：
  性别：
  
   女
   男
  
  爱好：
  
   抽烟
   喝酒
   烫头
  
  状态：
  成绩：
 

 
  提交
  重置
 

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
     });
    }
   }
  })
 }
})

<?php
namespace 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
    })
   }
  })
 }
})

  {{artinfo.article_title}}