微信小程序中如何实现假数据评论的功能（完整代码）

具体直接看代码

wxml：

查看评论










{{talks.length}} 条评论










{{item.nickName}}
{{item.talkTime}}

{{item.content}}









发布

.wxss

page {
height: 100%;
overflow: hidden;
}
/* 框架 */
.talks-layer {
position: absolute;
bottom: -100%;
height: 0;
width: 100%;
overflow: hidden;
/* background-color: blue; */
}
.layer-white-space {
height: 100%;
width: 100%;
background-color: #ccc;
opacity: 0.5;
/* background-color: green; */
}
.talks {
position: absolute;
height: 900rpx;
width: 100%;
bottom: 0rpx;
background-color: #2f2d2e;
border-top-left-radius: 3%;
border-top-right-radius: 3%;
/* background-color: red; */
}
.talk-header {
width: 100%;
height: 70rpx;
padding-top: 30rpx;
text-align: center;
}
.talk-body {
height: 700rpx;
}
.talk-footer {
position: absolute;
bottom: 0rpx;
width: 100%;
height: 100rpx;
background-color: #151515;
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 30rpx;
box-sizing: border-box;
}
.footer_boxmovein{
position: absolute;
bottom: 400rpx;
width: 100%;
height: 100rpx;
z-index:1000;
background-color: #151515;
display: flex;
justify-content: space-between;
align-items: center;
padding: 0 30rpx;
box-sizing: border-box;
transition:all 0.6s;
}
.footer_box {
display: flex;
justify-content: space-between;
align-items: center;
width: 100%;
}
/* 顶部元素 */
.talk-count {
font-size: 26rpx;
height: 40rpx;
color: #6b696a;
}
.talk-close {
position: absolute;
top: 30rpx;
right: 40rpx;
width: 40rpx;
height: 40rpx;
}
/* 中部元素 */
.talk-item {
display: flex;
flex-direction: row;
align-items: flex-start;
width: 100%;
color: white;
}
.talk-item-left {
display: flex;
flex-direction: row;
margin: 20rpx 30rpx;
} 
.talk-item-face {
width: 80rpx;
height: 80rpx;
border-radius: 50%;
}
.talk-item-right {
width: 100%;
border-bottom: solid 1rpx #6a6869;
margin-right: 30rpx;
/* margin-bottom: 30rpx; */
padding-bottom: 20rpx;
}
.right-left {
display: flex;
justify-content: space-between;
align-items: center;
margin: 10px 0;
} 
.talk-item-nickname {
font-size: 28rpx;
color: #aaa8a9;
}
.talk-item-time {
font-size: 24rpx;
color: #6a6869;
}
.talk-item-content {
display: block;
font-size: 30rpx;
margin-right: 30rpx;
width: 92%;
white-space: pre-line;
word-break: break-all;
word-wrap: break-word；;
}
/* 底部元素 */
.talk-input {
width: 100%;
font-size: 30rpx;
padding: 20rpx 0;
padding-left: 30rpx;
/* box-sizing: border-box; */
color: white;
border-top-left-radius: 5%;
border-top-right-radius: 5%;
}
.fabu-input {
background: red;
font-size: 26rpx;
color: #fff;
width: 127rpx;
height: 60rpx;
line-height: 60rpx;
text-align: center;
border-radius: 30rpx;
padding: 0;
}
.emoji {
background-color: #fff;
width: 30px;
height: 30px;
text-align: center;
padding-top: 2px;
box-sizing: border-box;
font-size: 20px;
}
.emoji-box {
position: absolute;
bottom:-390rpx;
left:0rpx;
height: 200px;
padding: 5px 16rpx;
box-sizing: border-box;
background:#000;
} 
.emoji-cell {
width: 9.09%;
height: 33px;
display: inline-block;
} 
.emoji-cell image {
width: 23px;
height: 23px;
padding: 5px;
border-radius: 3px;
}
.emoji-move-in {
-webkit-animation: emoji-move-in 0.3s forwards;
animation: emoji-move-in 0.3s forwards;
}
.emoji-move-out {
-webkit-animation: emoji-move-out 0.3s forwards;
animation: emoji-move-out 0.3s forwards;
} 
.no-emoji-move {
-webkit-animation: none;
animation: none;
} 
@-webkit-keyframes emoji-move-in {
0% {
margin-bottom: -200px;
}
100% {
margin-bottom: 0;
}
}
@keyframes emoji-move-in {
0% {
margin-bottom: -200px;
}
100% {
margin-bottom: 0;
}
}
@-webkit-keyframes emoji-move-out {
0% {
margin-bottom: 0;
}
100% {
margin-bottom: -200px;
}
}
@keyframes emoji-move-out {
0% {
margin-bottom: 0;
}
100% {
margin-bottom: -200px;
}
}
@-webkit-keyframes pd-left-move {
0% {
padding-left: 5px;
}
100% {
padding-left: 15px;
}
}
@keyframes pd-left-move {
0% {
padding-left: 5px;
} 
100% {
padding-left: 15px;
}
}
.cf-bg {
position: fixed;
top: 0;
left: 0;
bottom: 0;
right: 0;
background-color: transparent;
z-index: 99;
}

.js

Page({
data: {
talks: [],
touchStart: 0,
inputValue: '',
inputBiaoqing: '',
faces: ['https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1535727304160&di=0cc9d01a4ae2deca5634c3136d5c01f6&imgtype=0&src=http%3A%2F%2Fimg5q.duitang.com%2Fuploads%2Fitem%2F201406%2F12%2F20140612202753_u4nG5.jpeg', 'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1535727304159&di=da2c1c4e868ee95f3cd65ffc6e24a456&imgtype=0&src=http%3A%2F%2Fimg4.duitang.com%2Fuploads%2Fitem%2F201505%2F01%2F20150501083603_yuTQc.jpeg', 'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1535727304156&di=7d46a1482a8e798a70d8d52320285b02&imgtype=0&src=http%3A%2F%2Fup.enterdesk.com%2Fedpic_source%2F7b%2Ff9%2F01%2F7bf901db9091dff00a20d474c83afc45.jpg'],
names: ['贝贝', '晶晶', '欢欢', '妮妮'],
isShow: false, //控制emoji表情是否显示
isLoad: true, //解决初试加载时emoji动画执行一次
cfBg: false,
emojiChar: "☺-