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如果我的页面有好几个音频的时候，如何通过点击其中一个，让其他的音频都重新开始播放

0

1

函数事件变量

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

letscheck(index) {
        console.log(index);
        var play = document.getElementsByTagName('audio');
        if (play[index].paused) {
          play[index].play();
          this.ruleForm.content[index].flag = true;
          console.log(this.ruleForm.content[index].flag);
        } else {
          play[index].pause();
          this.ruleForm.content[index].flag = false;
        }
      },

该问题已被官方收录

在进行页面跳转的时候，使用的elm插件，要如何去给那个插件的一个属性去传数值

0

1

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

------------------------------HTML部分-------------------------------
import Axios from 'axios';
<template>
    <!-- 右边查询页面 -->
    <div class="inquire-background">
      <div class="inquire">
        <div class="date-type ">
          <span>发布时间</span>
          <!-- 发布时间进行搜索 -->
          <input v-model="found" class="begin" type="date" @change="kssj">
          <span style="margin-left: 5%;">一</span>
          <!-- 结束时间进行搜索 -->             
          <input v-model="update" class="finish" type="date" @change="jssj" >
          <span style="margin-left: 5%;">类       型</span>
          <select class="status1" v-model="listParams.type" @click="qb" >
            <option value="">全部</option>
            <option value="0">首页Banner</option>
            <option value="1">找职位Banner</option>                
            <option value="2" >找精英Banner</option>
            <option value="3">行业大图</option>
          </select>
        </div>
        <div style="margin-top: 20px;">
          <span style=" margin-left: 5%;">状       态</span>
          <select class="status1" v-model="listParams.status" @click="zt">
            <option value="">全部</option>
            <option value="2">上线</option>
            <option value="1">草稿</option>
          </select>
        </div>
        <div class="button-box">
          <el-button type="success" @click="empty" class="empty">清空</el-button>
          <el-button type="danger"  @click="search" class="seek">搜索</el-button>
        </div>
      </div>
      <div class="box">
        <p class="Article-list">Article列表</p>
        <el-button  type="success" @click="Thenewpage" class="newly">+新增</el-button>
      </div>
      <div style="margin-left: 20px;margin-right: 1.3%; box-shadow: -1px 0px 7px #888888;">
          <table class="table-one">
            <tr class="tr-one">
              <th>ID</th>
              <th>图片</th>
              <th>名称</th>
              <th>类型</th>    
              <th>发布时间</th>     
              <th>修改时间</th>    
              <th>状态</th>   
              <th>发布者</th>  
              <th style="display: inline-block;margin-right: -500%;">操作</th>
            </tr>
            <!-- 渲染整个列表 -->
            <tr class="tr-two" v-for="(item,index) in listt" :key='index'>
              <td>{{index+1}}</td>
              <td>
                <img style="width: 120px;height: 120px;" :src="item.img">
              </td>
              <td>{{item.title}}</td>
              <td>
                <div v-if="item.type===0">首页banner</div>
                <div v-else-if="item.type===1">找职位banner </div>
                <div v-else-if="item.type===2">找精英banner</div>
                <div v-else>行业大图</div>
              </td>
              <td>{{item.createAt|timeFilter}}</td>
              <td>{{item.updateAt|timeFilter}}</td>
              <td>
                <div v-if="item.status===1">草稿</div>
                <div v-if="item.status===2">上线</div>
              </td>
              <td>{{item.author}}</td>
              <td>{{item.promulgator}}</td>
              <td>
                <button class="operation" @click="up(item.id,item.status)" v-if="item.status===1">上线</button>
                <button class="operation" @click="up(item.id,item.status)" v-if="item.status===2">下线</button>
              </td>
              <td>
                <button class="operation" @click="edit(item.id)" >编辑</button>
              </td>
              <td>
                <button class="operation" @click="cancel(item.id)">删除</button>
              </td>
            </tr>
          </table>
        </div>
        <el-pagination
        background
      @current-change="handleCurrentChange"
      :current="current"
      layout="total,prev, pager, next, jumper"
      :total="zonggeshu">
    </el-pagination>
    </div>
</template>
---------------------------------JS部分-------------------------------------------
<script>
import axios from "axios";
import qs from 'qs';
export default {
 data(){
   return{
     zonggeshu: '',
     current: localStorage.current?localStorage.current:'',
     background: false,
     CompanyLocation:false,
     Article:false,
     listt:[],
     pages:'',
     total:'',//总页数
     pageArray:Array(),
     skip:'',//去第几页的空数值
     found:localStorage.found ? localStorage.found:'',//时间开始的空
     update:localStorage.update ? localStorage.update:'',//时间结束的空

     listParams:{
       current:'',//当前页数
       page:localStorage.page?localStorage.page:'',
       size:'10',
       startAt:'',
       endAt:'',
       type:localStorage.type?localStorage.type:'',
       status:localStorage.status?localStorage.status:''
     }
   }
 },
//  created:{

//  },
 mounted(){
   let sss = +localStorage.getItem('sss');
   console.log(sss)
   if(sss != ''){
     this.listParams.page = sss;
     this.listParams.current=sss;
   }
   this.getList()
 },
 filters:{
   timeFilter(value){
    let date = new Date(value);
    let y = date.getFullYear();
    let MM = date.getMonth() + 1;
    MM = MM < 10 ? "0" + MM : MM;
    let d = date.getDate();
    d = d < 10 ? "0" + d : d;
    let h = date.getHours();
    h = h < 10 ? "0" + h : h;
    let m = date.getMinutes();
    m = m < 10 ? "0" + m : m;
    let s = date.getSeconds();
    s = s < 10 ? "0" + s : s;
    return y + "-" + MM + "-" + d + " " + h + ":" + m + ":" + s;
}
 },
 methods: {
   qb(val){
    console.log(val,this.listParams.type)
    localStorage.setItem('type', this.listParams.type);
   },
   zt(val){
    console.log(val,this.listParams.status)
    localStorage.setItem('status', this.listParams.status);
   },
   kssj(val){
    console.log(val,this.found)
    localStorage.setItem('found', this.found);
   },
   jssj(val){
    console.log(val,this.update)
    localStorage.setItem('update', this.update);
   },
   handleSizeChange(val){
    console.log(`每页 ${val} 条`);
   },
   handleCurrentChange(val){
     console.log(`当前页: ${val}`);
     localStorage.setItem('sss',val);
     this.listParams.page = val;
     this.listParams.current=val;
     this.getList();

   },
  //  删除
   cancel(id){
      if(!confirm("确认删除？不可恢复的操作")){
        return false;
      }
      axios.delete('/carrots-admin-ajax/a/u/article/' + id).then(res => {    
      console.log(res.data.code);
      this.getList()
   });
   },
   //编辑
   edit(id){
     sessionStorage.clear(); //清除所有数据
        this.$router.push({
        path: "Thenewpage",
        query: {
          status: "edit",
          id: id
        }
      }) 
   },
  //  上线
   up(id,status){
     status = (status == 1) ? 2 : 1
     if(!confirm('上线后该图片将在轮播banner中展示,是否执行上线操作？')){
       return false;
     }
     axios.put('/carrots-admin-ajax/a/u/article/status',qs.stringify({
       id,
       status
     })).then(res =>{
       console.log(res)
       this.getList()
     })
   },
   getList(){
     //分页的按钮传输数据
      console.log(this.listParams)
      if(this.found != ''){
      let b =new Date(this.found);
      this.listParams.startAt= b.getTime(b);
      console.log( this.listParams.startAt)
     }
     if(this.update !=''){
       let b =new Date(this.update);
       b.setDate(b.getDate()+1)
       this.listParams.endAt=b.getTime(b);
     }
     axios.get(`/carrots-admin-ajax/a/article/search`,{ params:this.listParams})
     .then(res => {
      this.listt=res.data.data.articleList
      console.log(res)
      //获取总页数的部分
      this.zonggeshu = res.data.data.total;
      console.log(this.zonggeshu)
      this.total=Math.ceil(res.data.data.total/10)
      console.log(this.total)
      // 获取分页数部分
      this.pageArray=Array(Math.ceil(res.data.data.total/10));
   })},
  //  点击事件
   oo(val){
     console.log(val)
     this.listParams.page = val
     this.getList()
   },
   show() {
     console.log(this.background)
     this.background = this.background ? false : true;//三元表达式，如果为false的时候赋值true反之相反
   },
    information(){
    this.CompanyLocation = this.CompanyLocation ? false :true;
   },
   content(){
    this.Article = this.Article ? false :true;
   },
   page(){
      this.$router.push({path:'./page'})
   },
   ooo(){
     this.listParams.page= this.skip
     this.getList()
   },
   Thenewpage(){
      this.$router.push({path:'./Thenewpage'})
   },
  //  搜索框的点击事件
   search(){
      if(this.found != ''){
      let b =new Date(this.found);
      this.listParams.startAt= b.getTime(b);
      console.log( this.listParams.startAt)
     }
     if(this.update !=''){
       let b =new Date(this.update);
       b.setDate(b.getDate()+1)
       this.listParams.endAt=b.getTime(b);
     }
     this.getList()
   },
 empty() {
   sessionStorage.clear();
   localStorage.clear();
   this.listParams = {
       page:'1',
       size:'10',
       startAt:'',
       endAt:'',
       type:'',
       status:''
     };
     this.found = '';
     this.update ='';
     this.getList();
 }
 },
}


</script>
------------------------------CSS部分-------------------------------
<style lang="scss" scoped>
// 默认CSS样式部分
button{
  border: 0;
  outline: none;
}
p{
  margin-top: 0;
}
// 头部样式部分
  header {
    display: flex;
    justify-content: space-between;
    // 后台管理样式
    .back-stage-management{
      width: 16.69%;
      height: 45px;
      text-align: center;
      background-color: salmon;

    }
      // 后台管理字体样式
    .back-stage-management-font{
      font-weight: 1000;
      font-family: "微软雅黑";
      color: white;
      padding-top: 10px;
    }
    // 头部右边样式
    .header-operation{
      width: 180px;
      background-color: white;
      display: flex;
    }
    // 管理员字体样式
    .status{
      color: blue;
      margin-top: auto;
    }
    // 账号样式
    .ID{
      color: blue;
      border-left: 1px solid bisque;
      padding-left: 10px;
      padding-right: 10px;
      border-right: 1px solid;
    }
    // 关闭按钮样式
    .shut{
      margin: auto;
      width: 38px;
      margin-bottom: 12px;
      margin-left: 15px;
      // 关闭按钮图片样式
      .shut-img{
        width: 20px;
        height: 20px;
      }
    }
}
// 中间的部分
main{
  display: flex;
  .option-button{
    display: inline-block;
    width: 20%;
    padding-bottom: 1500px;
    // background-color: coral;
    // 左边菜单栏折叠部分
    .background-system{
      display: block;
      width: 100%;
      height: 40px;
      border: 0;
      color: white;
      outline: none;
      text-align: center;
      background-color: coral;
    } 
    // 折叠部分菜单栏效果
    .background-system:hover{
      background-color: orange;
      font-size: x-large;
    }
  }
  // 后台管理样式
  .back-stage-management:hover{
    background-color: white;
  }
  .back-stage-management{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
    margin-top: 20px;
    border: 0;
    outline: none;
    .back-stage-management-font{
      margin: 0;
    }
  }
  // 信息管理样式
  .information-management:hover{
    background-color: white;
  }
  .information-management{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
    border: 0;
    outline: none;
    .information-management-font{
    margin: 0;
    }
  }
  // 内容管理样式
  .content-management:hover{
    background-color: white;
  }
  .content-management{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
    border: 0;
    outline: none;
    .content-management-font{
    margin: 0;
    }
  }
  .inquire-background{
    width: 100%;
   background-color: darkgray;
    .inquire{
    height: 127px;
    margin-top: 20px;
    margin-left: 20px;
    margin-right: 1.3%;
    border-radius: 7px;
    box-shadow: -1px 0px 7px #888888;
    background-color: white;
    .date-type{
    display: flex;
    margin-left: 5%;
    padding-top: 10px;
    .begin{
      margin-left: 5%;
    }
    .finish{
      margin-left: 5%;
    }
    .profession{
      margin-left: 5%;
    }
    }
    .status{
      margin-left: 5%;
    }
    .status1{
      width: 200px;
      padding-left: 10px;
      margin-left: 4.6%;
    }
    .button-box{
      display: flex;
      justify-content: flex-end;
      margin-top: 4px;
    .seek{
      margin-right: 2%;
      margin-left: 1%;
    }}
    }
  }
  .box{
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 45px;
    background-color:#f3f3f3;
    margin-top: 20px;
    margin-left: 20px;
    margin-right: 1.3%;
    box-shadow: -1px 0px 7px #888888;
    border-right: 1px solid #bab0b0;
    .Article-list{
    display: inline-block;
    margin-bottom: 0;
    margin-left: 3%;
  
  }
  .newly{
    padding: 5px;
    border: 0;
    outline: none;
    background-color: green;
    color: white;
    margin-right: 2%;
  }
  }
  .ys{
    display: flex;
    justify-content: flex-end;
    padding-right: 1%;
    margin-top: 20px;
    .Previous{
    display: block;
    width: 5px;
    height: 5px;
    border: 1px solid black;
    transform: rotate(45deg);
    border-top: 0;
    border-right: 0;
    }
    .next{
    display: block;
    width: 5px;
    height: 5px;
    border: 1px solid black;
    transform: rotate(224deg);
    border-top: 0;
    border-right: 0;
    }
  }
  .table-one{
    width: 100%;
    text-align: center;
    background-color: white;
    border-collapse: collapse;
  }
 table tr {
    background: #fff;
    border-right: 1px solid #bab0b0;
    .operation{
    color: blue;
    background-color: white;
}
}
table tr:nth-child(even) {
    background: #f3f3f3;
      border-top: 1px solid #bab0b0;
    border-right: 1px solid #bab0b0;
    .operation{
    color: blue;
    background-color: #f5f5f5;
}
}

}
</style>

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如何去设计下拉框,默认有一个为空的怎么办?

0

1

angular view

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

HTML:
<div class="col-sm-3">
                <select class="">
                    <option value="">全部</option>
                    <option value="{{x}}" ng-repeat="(x,y) in productname">{{y.text}}</option>
                </select>
            </div>
JS:
angular
  .module("myApp")
  .constant("productname", [
    { value: "0", text: "新手计划" },
    { value: "1", text: "聚财一号" },
    { value: "2", text: "聚财二号" }
  ]);

该问题已被官方收录

怎么用ajax发送post请求

1

1

Ajax

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

$(document).ready(function(){
    $("button").click(function(){
        var name=$(".name").valueOf();
        var word=$(".word").valueOf();
        console.log(name);
        console.log(word);
        $.post("/carrots-admin-ajax/a/login",{
                name:name,
                word:word
            },
            function(data,status){
            console.log(status);
            var jsons=JSON.parse(data);
            console.log(jsons.message);
            if(jsons.code===0){
                window.location.href="http://www.jnshu.com/home"
            }else {
                $('#error').html(jsons.message);
            }

            });
    });
});

该问题已被官方收录

如何让用户欢迎的toast只显示一次？

0

1

其他插件

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

open() {
        let time = this.$moment(Date.now()).format("YYYY-MM-DD");
        const h = this.$createElement;
        this.$notify({
          title: '欢迎回来，亲爱的' + this.$store.state.userinfo.name,
          message: h('div', {style: 'color: #409EFF'}, '今天是' + time + '号 ' + " 祝您有快乐的一天")
        });
      },
    },
    mounted() {
      this.getNavbarInfo();
      this.open();
    }

该问题已被官方收录

vue怎么发送http请求再渲染到data上

1

1

vue相关

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

created(){
    this.$axios.get('http://localhost:8080/api/someApi')
            .then((res) => {
                // success
                console.log(res.data);
                this.newList=res.data.newList
            })
            .catch((error) => {
                //error
                console.log(error);
            })
  },

该问题已被官方收录

人数输入后，人数自动显示变化

1

1

事件

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

var btn = document.getElementById('btn-back');//上一步
var begin = document.getElementById('begin');//发牌
var num = document.getElementById('num');//玩家总人数
var set = document.getElementById('btn-num');//设置
var num_man = document.getElementById('num-man'); //平民数量
var num_killer = document.getElementById('num-killer'); //杀手数量
var osliderBlock = document.getElementById("range");//滑块的值
var reduce = document.getElementById('btn-reduce');//减少
var add = document.getElementById('btn-add');//增加
var player = [];//玩家人数


//平民杀手人数
//1杀手
function num_player1 (){
    num_man.innerHTML = num.value - 1;
    num_killer.innerHTML = 1;
    player.length = num.value;
    for (i=0; i<player.length-1; i++){
        player[i] = '平民';
    }
    player[player.length-1] = '杀手';
}
//2杀手
function num_player2 (){
    num_man.innerHTML = num.value - 2;
    num_killer.innerHTML = 2;
    player.length = num.value;
    for (i=0; i<player.length-2; i++){
        player[i] = '平民';
    }
    for (j=player.length-2; j<player.length; j++){
        player[j] = '杀手';
    }
}
省略....

//配比平民杀手
//配比判断
function change() {
    if (4<=num.value && num.value<=5){
        num_player1();
    } else if (6<=num.value && num.value<=8){
        num_player2();
    } else if (9<=num.value && num.value<=13){
        num_player3();
    } else if (14<=num.value && num.value<=15){
        num_player4();
    } else if (16<=num.value && num.value<=18){
        num_player5();
    }
}
//配比匹配
function on_change() {
    if (num.value >= 4 && num.value <= 18) {//设置方框里面玩家人数范围
        osliderBlock.value=num.value;//将玩家总人数赋值给滑块的值，实现动态变化
    } else {
        alert("请输入正确的人数4~18");
        num.value=8;
        osliderBlock.value=8;
        num_player2();
        //人数超出范围的话，弹出警告框，并且将方框和滑块的值重置为8
    }
}

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求学大作战影视部后台的上传视频功能是什么?

0

1

其他插件

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="videogular-container">
    <videogular vg-theme="controller.config.theme.url">
        <vg-media vg-src="controller.config.sources"
                  vg-tracks="controller.config.tracks">
        </vg-media>

        <vg-controls vg-autohide="controller.config.plugins.controls.autoHide" vg-autohide-time="controller.config.plugins.controls.autoHideTime">
            <!--暂停/播放-->
            <vg-play-pause-button></vg-play-pause-button>
            <!--currentTime表示当前已播放时间-->
            <vg-time-display>{{ currentTime | date:'mm:ss':'+0000' }}</vg-time-display>
            <!--进度条-->
            <vg-scrub-bar>
                <vg-scrub-bar-current-time></vg-scrub-bar-current-time>
            </vg-scrub-bar>
            <!--媒体剩余时间-->
            <vg-time-display>{{ timeLeft | date:'mm:ss':'+0000' }}</vg-time-display>
            <!--媒体总时长-->
            <vg-time-display>{{ totalTime | date:'mm:ss':'+0000' }}</vg-time-display>
            <!--音量控制容器-->
            <vg-volume>
                <!--静音按钮-->
                <vg-mute-button></vg-mute-button>
                <!--调节音量-->
                <vg-volume-bar></vg-volume-bar>
            </vg-volume>
            <!--播放倍数(0.5x1x1.5x2x)-->
            <vg-playback-button></vg-playback-button>
            <!--全屏/普通模式-->
            <vg-fullscreen-button></vg-fullscreen-button>
        </vg-controls>
    </videogular>
</div>

该问题已被官方收录

如何使用JS实现随机变色的效果？

1

1

数据类型函数操作DOM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

//获取随机色的函数-rgb(方法一：利用document.querySelector方法接受一个CSS选择器作为参数)

function getRandomColor() {
    var rgb = 'rgb(' + Math.floor(Math.random() * 255) + ','
        + Math.floor(Math.random() * 255) + ','
        + Math.floor(Math.random() * 255) + ')';
    return rgb;
}
//    获取按钮点击事件
var btn_one = document.querySelector("#btn-one");//获取开始按钮节点
var box = document.querySelectorAll(".bg-one");//获取九宫格小盒子节点
btn_one.onclick = function () {
    for (var i = 0; i < box.length; i++) {
        box[i].style.backgroundColor = getRandomColor();
    }
}


//获取对象（(方法二：利用document.getElementById和getElementsByClassName方法来设置参数）
var bigbox = document.getElementById("box"); //获取大盒子
var smallbox = document.getElementsByClassName("bg-one"); //获取小盒子
var startbtn = document.getElementById("btn-one"); //获取开始按钮
var stopbtn = document.getElementById("btn-two"); //获取结束按钮

//获取随机色的函数-rgb
function getRandomColor() {
    var rgb = 'rgb(' + Math.floor(Math.random() * 255) + ','
        + Math.floor(Math.random() * 255) + ','
        + Math.floor(Math.random() * 255) + ')';
    return rgb;
}

//获取点击按钮事件
startbtn.onclick=function startClick () {
    for (var i = 0; i < smallbox.length; i++) {
        smallbox[i].style.backgroundColor = getRandomColor();
    }
}

该问题已被官方收录

不能存在数组在localStorage内

0

1

本地储存

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

    let people =  peopleArray();
    localStorage.setItem("peopleArray", JSON.stringify(people) );
    let storedPeople = JSON.parse(localStorage.getItem("peopleArray"));

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