作用域插槽

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8"/>
        <link rel="stylesheet"  type="text/css" href="index.css"/>
        <script src="vue.js"></script>
    </head>
    <body>
        <div>
        <h1>--作用域插槽--</h1>
        <div id="example5">
            <current-user>
                <template v-slot:default="slotProps">
                    {{ slotProps.user.firstName }}
                </template>
            </current-user>
            <!--独占默认插槽的缩写语法-->
            </br>
            <current-user v-slot="slotProps">
                    {{ slotProps.user.firstName }}
            </current-user>
            <!--后备内容-->
            <current-user></current-user>
        </div>
        <script>
        Vue.component('current-user', {
            data: function () {
                return {
                    user: {
                        firstName: 'Arya',
                        lastName: 'Stark'
                    }
                }
            },
            template: '
                <span>
                    <slot v-bind:user="user">
                        {{ user.lastName }}
                    </slot>
                </span>
            '
        })
        var example5 = new Vue({
            el:'#example5'
        })
        </script>
        </div>
    </body>
</html>
原文地址:https://www.cnblogs.com/gongshunfeng91/p/11275899.html