• Angular——todos案例


    基本介绍

    (1)视图绑定两个数组,分别对应未完成和已完成

    (2)数组的删除splice(),数组的追加push()

    基本使用

    <!DOCTYPE html>
    <html lang="en" ng-app="Todos">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
        <style>
            * {
                padding: 0;
                margin: 0;
            }
    
            .wrap {
                margin: 120px auto;
                width: 400px;
                border: 1px solid #000;
            }
    
            .add {
                height: 40px;
                padding-left: 100px;
                border-bottom: 1px solid #ccc;
            }
    
            .add input {
                width: 300px;
                height: 40px;
                border: none;
                outline: none;
                font-size: 16px;
            }
    
            .undone {
    
            }
    
            .undone span {
                font: 800 20px "微软雅黑";
                display: block;
                margin-top: 9px;
                margin-bottom: 9px;
            }
    
            .undone ul {
                list-style: none;
            }
    
            .done {
    
            }
    
            .done span {
                font: 800 20px "微软雅黑";
                display: block;
                margin-top: 9px;
                margin-bottom: 9px;
            }
    
            .done ul {
                list-style: none;
            }
        </style>
        <script src="../libs/angular.min.js"></script>
    </head>
    <body>
    <div class="wrap" ng-controller="TodosController">
        <div class="add">
            <form ng-submit="add()">
                <input type="text" ng-model="value">
            </form>
        </div>
        <div class="undone">
            <span>未完成</span>
            <ul>
                <li ng-repeat="(key,todo) in undone">
                    <div>
                        <input type="checkbox" ng-checked="todo.flag" ng-click="finish(key)">
                        {{todo.text}}
                    </div>
                </li>
            </ul>
        </div>
        <div class="done">
            <span>已完成</span>
            <ul>
                <li ng-repeat="(key,todo) in done">
                    <div>
                        <input type="checkbox" ng-checked="todo.flag">
                        {{todo.text}}
                        <button ng-click="delete(key)">删除</button>
                    </div>
                </li>
            </ul>
        </div>
    </div>
    <script>
        var Todos = angular.module('Todos', []);
        Todos.controller('TodosController', ['$scope', function ($scope) {
            $scope.undone = [];
            $scope.done = [];
            $scope.add = function () {
                $scope.undone.push({text: $scope.value, flag: false});
            }
            $scope.finish = function (key) {
                var obj = $scope.undone.splice(key, 1)[0];
                obj.flag = true;
                console.log(obj);
                $scope.done.push(obj);
            }
    
            $scope.delete = function (key) {
                $scope.done.splice(key, 1);
            }
        }]);
    </script>
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/wuqiuxue/p/8410539.html
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