qq_56899873: http服务器，有问题

小明..: 老师，您是真正在写博客呀，不像某些人的分享，花里胡哨，结果水文一篇，还充斥着各种 微信公众号推广，您是真正在创作呀！！！感谢！！！

qq_41015730: 你那个子组件双向绑定是错误的 ，用法不对呀

yizhide5: 你好vue3启动报这个错，能帮忙看看吗？ Syntax Error: TypeError: Cannot read property 'content' of null  @ ./src/sun/components/layout/src/row.vue?vue&type=script&lang=js 1:0-385 1:0-385 1:386-760 1:386-760  @ ./src/sun/components/layout/src/row.vue  @ ./src/sun/components/layout/index.js  @ ./src/sun/components sync index.js  @ ./src/sun/static/js/common.js  @ ./src/main.js  @ multi ./node_modules/[email protected]@webpack-dev-server/client?http://192.168.199.101:18080&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js row.vue export default {     name: 'row',     props: {         fixed:{             type:Boolean, //固定数值             default:false         },         className:String     },     render(){         let{             panes,             className,             fixed         }=this;         let iClass = "sun-row"         if(className) iClass+=' '+className;         if(fixed) iClass+=' sun-row-fixed';         return (                          >{panes}         );     },     created:function(){         this.calcPaneInstances();              },     data: function () {         return {             panes:[]         }     },     methods:{         calcPaneInstances(){             var vm = this;             if (vm.$slots.default && vm.$slots.default()){                 vm.panes = vm.$slots.default();                 vm.panes.forEach((item,idx)=>{                     try {                         if(!item.props) item.props = {};                         item.props.fixed = vm.$props.fixed;                     } catch (error) {                         debugger;                     }                                      })                 //debugger;             }         },         back(){                      }     } }     .sun-row{position: relative; box-sizing: border-box;display: flex;}     .sun-row-fixed{display: table;table-layout: fixed;width:100%;}

彭彦祖: 为什么我创建项目选项和你完全不一样，头疼