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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

萝卜多后台页面风琴菜单状态保存

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="panel-group" id="accordion" ng-controller="my">
    <div class="title glyphicon " ng-click="luobo()" >萝卜多后台系统</div>
    <div class="panel panel-default" ng-click="luobo()">
        <div class="panel-heading" >
            <a  href="#panel1" class="panel-toggle " data-toggle="collapse" data-parent="#accordion">
                <div class="panel-title glyphicon-pencil ">
                    
                    信息管理
                    <span class="glyphicon glyphicon-chevron-left" ng-show="left"></span>
                    
                    <!-- <span class="glyphicon glyphicon-chevron-down" ng-show="down"></span> -->
                </div>

            </a>

        </div>
        <div id="panel1" class="accordion-body collapse hello" style="height: 0px; ">
            <div class="accordion-inner" ng-click="on1()" ng-class="{ 'btn-danger': aa}">
                公司列表
            </div>
            <div class="accordion-inner" ng-click="on2()" ng-class="{ 'btn-danger': bb}">
                职位列表
            </div>

        </div>

    </div>

    <div class="panel panel-default" ng-click="luobo1()">
        <div class="panel-heading">

            <a href="#panel2" class="panel-toggle" data-toggle="collapse" data-parent="#accordion">
                <div class="panel-title glyphicon-pencil">
                    Article管理
                    <span class="glyphicon glyphicon-chevron-left" ng-show="left1"></span>
                    
                    <!-- <span class="glyphicon glyphicon-chevron-down" ng-show="down1"></span> -->
                    
                </div>
            </a>

        </div>
        <div id="panel2" class="accordion-body collapse hello" style="height: 0px; ">

            <span style="width: 100px" ui-sref="pageTab.page1">
                <a class="deleut" href="">
                    <div class="accordion-inner" ng-click="on3()" ng-class="{ 'btn-danger': cc}">
                        Article列表
                    </div>
                </a>

            </span>



            <span style="width: 100px" ui-sref="pageTab.page2">
                <a class="deleut" href="">
                    <div class="accordion-inner" ng-click="on4()" ng-class="{ 'btn-danger': dd}">
                        文章管理1
                    </div>
                </a>
            </span>


            <div class="accordion-inner" ng-click="on5()" ng-class="{ 'btn-danger': ee}">
                文章管理2
            </div>
        </div>
    </div>

该问题已被官方收录

关于任务10封装手风琴下拉菜单时，some引用报错且无法引入正确的全局变量。

0

1

angular model

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

var myApp = angular.module('myApp');
myApp.directive('sidebar', function() {
	return {
		restrict: 'AEC',
		replace: true,
		transclude: true,
		templateUrl: "sidebar.html",
		link: function(scope, state, sidebar) {
			scope.state = state;
			scope.sidebar = sidebar;

			console.log(scope.sidebar);
			scope.openList = function(ele) { //点击父系侧边栏时的点击事件
				console.log(ele); //查看当前点击的选项
				scope.sidebar1.forEach(function(item) { //遍历侧边栏
					if(ele.firstList === item.firstList) { //如何当前点击的父系选项是现在
						ele.isShow = !ele.isShow;
					} else {
						item.isShow = false;
					}
				})
			};
		// 	angular.forEach(scope.sidebar, function(item) {
		// 		item.secondList.some(function(items) {
		// 			console.log(items.url);
		// 			if(state.includes(items.urls)) {
		// 				item.isShow = true;
		// 				return true;
		// 				console.log("true");
		// 			} else {
		// 				item.isShow = false;
		// 				return false;
		// 				console.log("false");
		// 			}
		// 		})
		// 	})
		}
	}
});

var app = angular.module("myApp");
    app.controller('dashboard',function ($scope,$state,sidebar) {
    	$scope.signOut = function () {
			localStorage.setItem("loginState","");
			loginState = window.localStorage.getItem("loginState");
        };
        if (loginState == ""){
            $state.go('login');
        }
         $scope.state = $state; //因为原本没有state，所以在控制器中定义state
         $scope.sidebar = sidebar; //从全局变量constant注入到controller中
        //侧边栏的手风琴效果
        $scope.openList = function(ele){ //点击父系侧边栏时的点击事件
        	console.log(ele); //查看当前点击的选项
        	$scope.sidebar.forEach(function (item){ //遍历侧边栏
        		if (ele.firstList === item.firstList){ //如何当前点击的父系选项是现在
        			ele.isShow = !ele.isShow;
        		} else {
        			item.isShow = false;
        		}
        	})
        };
        //侧边栏刷新后保留当前页子系选项高亮
        console.log($scope.sidebar);
        angular.forEach($scope.sidebar,function(item){
        	item.secondList.some(function(items){
        		console.log(items.url);
        		if($state.includes(items.urls)){
        			item.isShow = true;
        			return true;
        			console.log("true");
        		} else {
        			item.isShow = false;
        			return false;
        			console.log("false");
        		}
        	})
        })
    });

myApp.constant("sidebar",[
    {
        firstList:"信息管理",
        secondList:[
            {title: "公司列表", url: ".company" , urls: "*.company"},
            {title: "职位列表", url: ".job" , urls: "*.job"}
        ],
        isShow : false
    },
    {
        firstList:"Article管理",
        secondList:[
            {title: "Article列表", url: ".articleList({page:1,size:10})" , urls: "*.articleList"},
            {title: "文章管理", url: ".text" , urls: "*.text"}
        ],
        isShow : false
    }
])

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用url传参，$state.go（‘backstage.list’）报错。

0

1

url传参

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

   .state("backstage.list",{
        url:"/list?:page,type,status,startAt,endAt",//列表页
        templateUrl:"list.html",
        resolve:{
            load:['$ocLazyLoad',function($ocLazyLoad){
                return $ocLazyLoad.load({
                    files:[
                        '../css/list.css',
                        '../js/controller/listCtrl.js',
                        '../js/filter/state.js',
                        '../js/filter/type.js'
                    ]
                });
            }]
        }
    })

  
        $state.go("backstage.list",{//发起搜索请求
            page:1,
            type:$scope.styleName,
            status:$scope.stateName,
            startAt:$scope.dtStart,
            endAt:$scope.dtEnd
        });

该问题已被官方收录

用Angela写手风琴怎么解决染色问题

0

1

angular基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

   $scope.toggle = function (index) {
            var index1 = index
            $scope.listDown[index].show = !$scope.listDown[index].show ;
           $scope.listDown[index].lala = !$scope.listDown[index].lala;
           for (let i=0; i<3;i++){
               if(i != index){
                   $scope.listDown[i].lala =true;
                   $scope.listDown[i].show =false;
               }
           }
           $scope.toggle1 = function (index) {
            $scope.listDown[index1].show =false;
             
             $(".list").removeClass('color');
            $scope.listDown[index1].child[index].show1 = true ;
            if(index1==0 && index == 0){
                $state.go('list.1')
            }
            if(index1==0 && index ==1){
                $state.go('list.2')
            }
           
           
            for(let i=0; i<$scope.listDown[index1].child.length; i++ ){
              if(i != index){
                $scope.listDown[index1].child[i].show1 = false ;

              
              }
                
            }
          

        }
        }

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如何在函数中按引用传递

0

1

函数

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 图片

class="cursor-pointer"> 文本

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http请求中的get和post区别在哪里

1

1

Ajax 跨域

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

created(){
      this.$http.get("http://jsonplaceholder.typicode.com/users")
      .then(data =>{
        console.log(data);
      })
    }

该问题已被官方收录

正则表达式语法出现问题

0

1

正则表达式

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

lod.onclick = function login() {
	function isStudentNo(str) {
		var reg = /^[0-7]{6}$/; /*定义验证表达式*/
		return reg.test(str); /*进行验证*/
	}
	function ischina(str) {
		var reg=/^[\u4E00-\u9FA5]{2,4}$/;   /*定义验证表达式*/
		return reg.test(str);     /*进行验证*/
	}



	function fun1() {
		if (ischina(document.getElementById("zhanghao").value)) {
			// alert("账号");
			document.getElementsByTagName("p")[0].innerHTML = "账号不能为中文";
			document.getElementById("zhanghao").focus();
			return false;
		}
		if (!isStudentNo(document.getElementById("mima").value)) {
			// alert("密码是6位数字");
			document.getElementsByTagName("p")[0].innerHTML = "密码是6位数字";
			document.getElementById("mima").focus();
			return false;
		}
		

		alert("提交成功")
		return true;


	}

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第三方登录和第三方分享在H5页面如何双端实现？

0

1

微信

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

该问题已被官方收录

首次打包后项目的vender.js内容很大，首屏加载速度特别慢，如何处理？

0

1

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      minChunks (module) {
        // any required modules inside node_modules are extracted to vendor
        return (
          module.resource &&
          /\.js$/.test(module.resource) &&
          module.resource.indexOf(
            path.join(__dirname, '../node_modules')
          ) === 0
        )
      }
    }),

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