Vue實(shí)現(xiàn)簡單的留言板
本文實(shí)例為大家分享了Vue實(shí)現(xiàn)簡單的留言板的具體代碼，供大家參考，具體內(nèi)容如下
<!DOCTYPE html><html> <head> <meta charset='utf-8'> <title></title> <link rel='stylesheet' type='text/css' href='http://www.b3g6.com/bcjs/css/bootstrap.css' /> <style type='text/css'> body { /* margin: 0; */ padding-left: 10px; } #app{ width: 400px; height: auto; } .form-group { margin-top: 10px; } .form-group textarea { resize: none; height: 144px; width: 391px; border-radius: 5px; padding-left: 16px; line-height: 16px; padding-top: 10px; font-size: 16px; } .content{ height: 244px; width: 391px; border-radius: 5px; padding-left: 16px; line-height: 10px; padding-top: 10px; font-size: 16px; border:1px solid #ccc; position: relative; padding-right: 10px; margin-bottom: 10px; /* 純字母或者數(shù)字導(dǎo)致不能換行 */ word-break:break-all; word-wrap:break-word; } .p_img{ height: 60px; width: 65px; background-color: #ccc; } .p_img>img{ display: block; height: 100%; width: 100%; } .p_cont{ position: absolute; top: 10px; left: 85px; line-height: 24px; padding-right: 10px; width: 300px; height: auto; background-color: #ccc; } .people{ position: absolute; left: 13px; top: 85px; } .timeDate{ position: absolute; right: 10px; bottom: 10px; } </style> </head> <body> <div id='app'> <form action='#' method=''> <div class='form-group'> <label for='usename'>用戶名:</label> <input type='text' name='username' v-model='username' placeholder='請輸入名字'> </div> <div class='form-group'> <p><label for='cont'>評(píng)論內(nèi)容:</label></p> <textarea v-model='cont' placeholder='請輸入內(nèi)容'></textarea> </div> <div style='text-align: center;'> <input type='button' value='添加' @click='add'> <input type='reset' value='刪除' @click='remove()'> </div> </form> <div v-show='this.arr.length == 0'>暫無留言</div> <div v-for='item in arr'> <div class='p_img'> <img :src='http://www.b3g6.com/bcjs/imgUrl'></img> </div> <div class='people'> {{item.username}} </div> <div class='p_cont'> <span>{{item.cont}}</span> </div> <div class='timeDate'> {{item.timer | dataFormat}} </div> </div> </div> <script src='http://www.b3g6.com/bcjs/js/vue.js' type='text/javascript' charset='utf-8'></script> <script> // 定義全局過濾器進(jìn)行時(shí)間格式化 Vue.filter(’dataFormat’, function(dataStr, pattern) { // 根據(jù)給定的時(shí)間字符串，得到特定的時(shí)間 console.log(dataStr) var dt = new Date(dataStr) var y = dt.getFullYear() var m = dt.getMonth() var d = dt.getDate() // return `${y} - ${m} -$7cd6x9l` if (pattern && pattern.toLowerCase() === ’yyyy-mm-dd’) { return `${y} - ${m+1} -$xxvlvid` } else { var hh = dt.getHours() var mm = dt.getMinutes() var ss = dt.getSeconds() return `${y}年${m+1}月$w472v4o日 ${hh}:${mm}:${ss}` } }) var app = new Vue({ el: ’#app’, data: { username: ’’, cont:’’, arr: [], imgUrl:'./images/people.jpg', // imgUrl:'http://wx2.sinaimg.cn/bmiddle/006WWRhNgy1gbn1bc3itdj31410u0q7y.jpg', // index:0 ctime:new Date() }, methods: { add(){ this.arr.unshift({ username:this.username, cont:this.cont, timer:this.ctime }); this.username = ’’; this.cont = ''; this.timer = '' }, remove(index){ this.arr.splice(index, 1); } } }); </script> </body></html>
效果圖：
關(guān)于vue.js組件的教程，請大家點(diǎn)擊專題vue.js組件學(xué)習(xí)教程進(jìn)行學(xué)習(xí)。
更多vue學(xué)習(xí)教程請閱讀專題《vue實(shí)戰(zhàn)教程》
以上就是本文的全部內(nèi)容，希望對(duì)大家的學(xué)習(xí)有所幫助，也希望大家多多支持好吧啦網(wǎng)。
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