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控制台查看都选中了同一个元素，确判断为false

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

for(var i = 0;i<$(".block--true").length;i++){//点击后返回当前元素在集合内的下标
   var a =$(".block--true").eq(i)
var b =this
   if (a == b){
console.log(i)
}else {
console.log("没有执行")
console.log($(this))
console.log($(".block--true").eq(i))
}
}

该问题已被官方收录

js开启严格模式下疯狂报错

1

1

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

app.controller('BackCtrl', function ($scope, $location, $http, $state) {
    "use strict"

    //后台页面控制器

    //菜单
    $scope.menus = [{
            title: '信息管理',
            lists: [{
                    content: '公司列表',
                    url: 'backstage.company'
                },
                {
                    content: '职位列表',
                    url: 'backstage.post'
                },
            ],
            open: false,
            sref: ''
        },
        {
            title: '内容管理',
            lists: [{
                content: 'Article管理',
                url: 'backstage.list'
            }, ],
            open: false,
            sref: ''
        },
        {
            title: '后台管理',
            lists: [{
                    content: '账号管理',
                    url: 'backstage.account'
                },
                {
                    content: '角色管理',
                    url: 'backstage.role'
                },
                {
                    content: '修改管理',
                    url: 'backstage.revision'
                },
                {
                    content: '模块管理',
                    url: 'backstage.module'
                },
            ],
            open: false,
            sref: ''
        },
    ]
    //验证是否登录，未登录禁止访问
    let logined = JSON.parse(sessionStorage.getItem('logined'));
    if (logined !== 0) {
        alert('账号未登录');
        $state.go('login');
    }
    //注销登录
    $scope.logout = function () {
        $http({
            method: 'post',
            url: '/carrots-admin-ajax/a/logout',
            header: {
                'Content-Type': 'application/x-www-form-urlencoded'
            }
        }).then(function (res) {
            console.log(res)
            if (res.data.code === 0) {
                $state.go('login');
                sessionStorage.clear();
            }
        })
    }

    // 子菜单状态保存
    // let currentUrl = $location.path(); //获取当前路由
    // currentUrl = currentUrl.replace(/\//g, '.'); //正则替换掉斜杠
    // currentUrl = currentUrl.slice(1) //删除最前面的斜杠
    // $scope.currentUrl = currentUrl;
    //风琴菜单状态保存
    
    $scope.navtitle = function (index) {
        console.log(index);
        console.log(!$scope.menus[index].open);
        sessionStorage.setItem("session", index)
        sessionStorage.setItem("index0",  !$scope.menus[index].open)
    }
    if (window.sessionStorage.getItem("session") !== null) {
        session = parseInt(window.sessionStorage.getItem("session"))
        index0 = window.sessionStorage.getItem("index0")
        console.log(index0);
        console.log(session);
        $scope.menus[session].open = index0
    }
    //侧边栏高亮
    $scope.aaa = function (x, y) {
        console.log(x, y)
        for (let r = 0; r < $scope.menus.length; r++) {
            for (let i = 0; i < $scope.menus[r].lists.length; i++) {
                $scope.menus[r].lists[i].isOrgancheck = false;
            }
        }
        $scope.menus[x].lists[y].isOrgancheck = true;
        sessionStorage.setItem("sessionx", x)
        sessionStorage.setItem("sessiony", y)
    }
    sessionx = window.sessionStorage.getItem("sessionx")
    sessiony = window.sessionStorage.getItem("sessiony")
    if (sessionx !== null && sessiony !== null) {
        $scope.menus[sessionx].lists[sessiony].isOrgancheck = true;
    }
}

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如何将数字转换成字符串？

0

1

数据类型

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

 <div style="margin:10px 10px;background:#d3d1d2;">
        <h2>字符串</h2>
        <p><b>var x = "demo-x";</b></p>
        <p><b>var y = 'demo-y';</b></p>
        <p><b>var xy = "这是'demo-xy'文件";</b></p>
        <p><b>var yx = '这是"demo-yx"文件';</b></p>
        <p><b>console.log(typeof x,x,typeof y,y,typeof xy,xy,typeof yx,yx);</b></p>
    </div>

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登录发送数据时总是不成功

0

1

$http

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

$(document).ready(function() {
//表单验证
	var data = {};

	function check() {
		var reg_p = /^[a-zA-Z0-9_]{5,10}$/;
		var reg_n = /^[a-zA-Z0-9_]{5,10}$/;
		if (reg_p.test(data.pwd) && reg_n.test(data.name)) {
			return true;
		}else {
			return false
		}
	}
	
	// var request = $.ajax({
	// 	url:"/radish/a/login",
	// 	type:"POST",
	// 	data:$.param(data)
	// })

	$("#signIn").click(function(){
		data.name = $("#user").val();
		data.pwd = $("#password").val();
		// var request = $.post(  //浏览器中显示FORMDATA类型数据
		// 	'/radish/a/login',
		// 	// 'content-type:application/x-www-form-urlencoded',
		// 	$.param(data),

		// 	validate
		// //error: funvtion(){};
		// )
		var request = $.ajax({
			url:"/radish/a/login",
			type:"POST",
			data:$.param(data),
			success: function validate(){
		if (request.readyState === 4 && request.status === 200) {
			var text = JSON.parse(request.responseText);
			console.log(request.responseText);
			if (data.name === "" || data.pwd === "") {
				$(".hint").text("用户名或密码不能为空")
			}
			else if(!check()){
				$(".hint").text("用户名或密码格式不正确")
			}
			else {
				switch (text.code){ 
					case 0:
					window.location.href="http://dev.admin.carrots.ptteng.com/#/dashboard";
					break;
					case -5003:
					$(".hint").text("用户不存在");
					break;
					case -5004:
					$(".hint").text("密码错误");
				}
			}
					
		}
	}
			})
		console.log(request.data)
	})

	
})

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杀人游戏如何隐藏之前天数里的游戏记录？

3

1

节点操作控制流程语句本地储存

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

time.style.display = "none";

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微信小程序，任务11，如何使用现在排序的方法，把前三的职业挑选出来

0

1

微信

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

 var nuda = numt()
     nuda.pop()
     console.log(nuda)

     var times = 0;
     var bubbleSort = function (nuda) {
       for (var i = 0; i < nuda.length - 1; i++) {
         for (var j = i + 1; j < nuda.length; j++) {
           if (nuda[i] < nuda[j]) {//如果前面的数据比后面的大就交换
             var temp = nuda[i];
             nuda[i] = nuda[j];
             nuda[j] = temp;
           }
           console.log("第" + (++times) + "次排序后：" + nuda);
         }
       }
       return nuda;
     }
     console.log("The result is:" + bubbleSort(nuda));

     var arrnum = bubbleSort(nuda)
     var showNum = [[arrnum[0], arrnum[1], arrnum[2]]];
     console.log(arrnum)     
     console.log(numt())
     console.log(nuda)
     console.log(showNum)

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如何控制button在点击后禁用，无法重复点击

1

1

事件

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

js代码
//获取事件源
var sudoku = document.getElementsByClassName("box");
//获取颜色
function color() {
    var r = Math.floor(Math.random() * 256);
    var g = Math.floor(Math.random() * 256);
    var b = Math.floor(Math.random() * 256);
    //return "rgb("+r+","+g+","+b+")";
    return `rgb(${r},${g},${b})`; //所有方法的拼接都可以用ES6新特性`其他字符串{$变量名}`替换
}
//获取随机格子
function getRandom() {
    var list = Array.from(sudoku); //将集合转化为数组
    var result = [];
    for (var i = 0; i < 3; i++) {
        var x = Math.floor(Math.random() * list.length);
        result.push(list.splice(x, 1)[0]); //将随机选择的对象删除，且返回添加给空数组
    }
    return result;
}
//改变颜色
function changeColor() {
    //重置颜色
    for (var i = 0; i < sudoku.length; i++) {
        sudoku[i].style.backgroundColor = "orange";
    }
    var result = getRandom();
    for (var i = 0; i < result.length; i++) {
        result[i].style.backgroundColor = color();
    }
}


//声明变量作为定时器开关。
var startButton;
//开始
function start() {
    //重置定时器
    clearInterval(startButton);
    startButton = setInterval("changeColor()", 1000);
}
//停止
function stop() {
    for (var i = 0; i < sudoku.length; i++) {
        sudoku[i].style.background = "orange";
    }
    clearInterval(startButton);
}
css代码
.html{
    font-size: 312.5%;
}

body {
    margin: 0;
}

.box {
    float: left;
    margin: 1%;
    border-radius: 10%;
    padding-left: 31.33%;
    padding-bottom: 31.33%;
    background-color: orange;
}

button {
    width: 100%;
    padding: 5% 0;
    margin-bottom: .5rem;
    border: 1px solid orange;
    border-radius: .5rem;
    font-size: 1rem;
    outline-style: none;
    color: orange;
    background: white;
}

button:hover {
    color: white;
    background: orange;
}

html代码
<!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>九宫格</title>
    <link rel="stylesheet" type="text/css" href="task1.css"></link>
</head>

<body>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <button onclick="start()">开始闪</button>
    <button onclick="stop()">结束闪</button>
    <script type="text/javascript" src="task1.js"></script>
</body>

</html>

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如何随机取得小格子中的3个格子

1

1

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" name ="viewport" content ="width=device-width,initial-scale=1.0">
    <title>九宫格</title>
    <link href="task1.css" rel="stylesheet" type="text/css"/>
</head>
<body>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <div class="box"></div>
    <button id="start" onclick="start()">开始闪</button>
    <button id="end" onclick="end()">结束闪</button>
    <script src="task1.js"></script>
</body>
</html>

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富文本编辑器,图片上传与预览

0

1

富文本编辑器

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

第三方插件的代码就不贴了吧

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vue引入vux组件库时，有部分组件疯狂报错

0

1

vue相关

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<template>
  <div>
    <div style="padding:15px;">
      <check-icon :value.sync="demo1"> {{ $t('Do you agree?') }} ({{ demo1 }})</check-icon>
      <br>
      <br>
      <check-icon :value.sync="demo2" type="plain"> {{ $t('Do you agree?') }} ({{ demo2 }})</check-icon>
    </div>
  </div>
</template>

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