首页 > 编程语言 > Vue实现天气预报小应用
2022
07-06

Vue实现天气预报小应用

这是本人在自学vue框架时候所模仿的一个网站，可以查询一些城市的天气情况，大家可以看看：

html代码

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<!DOCTYPE html>
<html lang="en">
 
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <meta http-equiv="X-UA-Compatible" content="ie=edge" />
  <title>焕鑫知道</title>
  <link rel="stylesheet" href="css/reset.css" />
  <link rel="stylesheet" href="css/index.css" />
</head>
 
<body>
  <div class="wrap" id="app">
    <div class="search_form">
      <div class="logo"><p style="color: red;text-align: center; font-size: 64px;">查天气</p></div>
      <div class="form_group">
        <input type="text" class="input_txt" placeholder="请输入查询的天气" v-model="city" @keyup.enter="queryWeather" />
        <button class="input_sub" @click="queryWeather">
          搜 索
        </button>
      </div>
      <div class="hotkey">
        <!-- <a href="javascript:;" @click="clickSearch('北京')">北京</a>
          <a href="javascript:;" @click="clickSearch('上海')">上海</a>
          <a href="javascript:;" @click="clickSearch('广州')">广州</a>
          <a href="javascript:;" @click="clickSearch('深圳')">深圳</a> -->
        <a href="javascript:;" v-for="city in hotCitys" @click="clickSearch(city)">{{ city }}</a>
      </div>
    </div>
    <ul class="weather_list">
      <li v-for="(item,index) in forecastList" :key="item.date" :style="{transitionDelay:index*100+'ms'}">
        <div class="info_type">
          <span class="iconfont">{{ item.type }}</span>
        </div>
        <div class="info_temp">
          <b>{{ item.low}}</b>
          ~
          <b>{{ item.high}}</b>
 
        </div>
        <div class="info_date">
          <span>{{ item.date }}</span>
        </div>
      </li>
    </ul>
  </div>
  <!-- 开发环境版本，包含了有帮助的命令行警告 -->
  <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
  <!-- 官网提供的 axios 在线地址 -->
  <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
  <script>
    new Vue({
      el: "#app",
      data: {
        city: "武汉",
        forecastList: [],
        hotCitys: ["北京", "上海", "广州", "深圳"]
      },
      methods: {
        queryWeather() {
          this.forecastList = [];
          axios
            .get(`http://wthrcdn.etouch.cn/weather_mini?city=${this.city}`)
            .then(res => {
              console.log(res);
              this.forecastList = res.data.data.forecast;
            })
            .catch(err => {
              console.log(err);
            })
            .finally(() => { });
        },
        clickSearch(city) {
          this.city = city;
          this.queryWeather();
        }
      }
    });
  </script>
</body>
 
</html>

js的代码

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/*
  请求地址:http://wthrcdn.etouch.cn/weather_mini
  请求方法:get
  请求参数:city(城市名)
  响应内容:天气信息
 
  1. 点击回车
  2. 查询数据
  3. 渲染数据
  */
 var app = new Vue({
     el:"#app",
     data:{
         city:'',
         weatherList:[]
     },
     methods: {
         searchWeather:function(){
            //  console.log('天气查询');
            //  console.log(this.city);
            // 调用接口
            // 保存this
            var that = this;
            axios.get('http://wthrcdn.etouch.cn/weather_mini?city='+this.city)
            .then(function(response){
                // console.log(response);
                console.log(response.data.data.forecast);
                that.weatherList = response.data.data.forecast
            })
            .catch(function(err){})
         }
     },
 })

首页的css文件

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body{
    font-family:'Microsoft YaHei';  
}
.wrap{
    position: fixed;
    left:0;
    top:0;
    width:100%;
    height:100%;
    /* background: radial-gradient(#f3fbfe, #e4f5fd, #8fd5f4); */
    /* background:#8fd5f4; */
    /* background: linear-gradient(#6bc6ee, #fff); */
    background:#fff;
 
}
.search_form{
    width:640px;
    margin:100px auto 0;
}
.logo img{
    display:block;
    margin:0 auto;
}
.form_group{
    width:640px;
    height:40px;
    margin-top:45px;
}
.input_txt{
   width:538px;
   height:38px;
   padding:0px;
   float:left;
   border:1px solid #41a1cb;
   outline:none;
   text-indent:10px;
}
 
.input_sub{
    width:100px;
    height:40px;
    border:0px;
    float: left;
    background-color: #41a1cb;
    color:#fff;
    font-size:16px;
    outline:none;
    cursor: pointer;
    position: relative;
}
.input_sub.loading::before{
    content:'';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: url('../img/loading.gif');
}
 
.hotkey{
    margin:3px 0 0 2px;
}
 
.hotkey a{
    font-size:14px;
    color:#666;
    padding-right:15px;
}
.weather_list{
    height:200px;
    text-align:center;
    margin-top:50px;
    font-size:0px;
}
.weather_list li{
    display:inline-block;
    width:140px;
    height:200px;
    padding:0 10px;
    overflow: hidden;
    position: relative;
    background:url('../img/line.png') right center no-repeat;
    background-size: 1px 130px;
}
 
.weather_list li:last-child{
    background:none;
}
 
/* .weather_list .col02{
    background-color: rgba(65, 165, 158, 0.8);
}
.weather_list .col03{
    background-color: rgba(94, 194, 237, 0.8);
}
.weather_list .col04{
    background-color: rgba(69, 137, 176, 0.8);
}
.weather_list .col05{
    background-color: rgba(118, 113, 223, 0.8);
} */
 
 
.info_date{
    width:100%;
    height:40px;
    line-height:40px;
    color:#999;
    font-size:14px;
    left:0px;   
    bottom:0px;   
    margin-top: 15px;
}
.info_date b{
    float: left;
    margin-left:15px;
}
 
.info_type span{
    color:#fda252;
    font-size:30px;
    line-height:80px;
}
.info_temp{
    font-size:14px; 
    color:#fda252;
}
.info_temp b{
    font-size:13px;
}
.tem .iconfont {
    font-size: 50px;
  }

reset的css文件

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body,ul,h1,h2,h3,h4,h5,h6{
    margin: 0;
    padding: 0;
}
h1,h2,h3,h4,h5,h6{
    font-size:100%;
    font-weight:normal;
}
a{
    text-decoration:none;
}
ul{
    list-style:none;
}
img{
    border:0px;
}
 
/* 清除浮动，解决margin-top塌陷 */
.clearfix:before,.clearfix:after{
    content:'';
    display:table;   
}
.clearfix:after{
    clear:both;
}
.clearfix{
    zoom:1;
}
 
.fl{
    float:left;
}
.fr{
    float:right;
}

测试结果

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持自学编程网。

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