vue实现手机通讯录功能，供大家参考，具体内容如下
<!DOCTYPE html>
<html>
<head>
<title>动态加载组件</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no" />
<style>
*{
margin: 0px;
padding: 0px;
list-style: none;
}
.headerBox{
position: fixed;
overflow: hidden;
width: 100%;
z-index: 999;
margin-bottom: 40px;
}
.header{
height: 40px;
line-height: 40px;
background: #ccc;
color: white;
text-align: center;
border: 1px solid #ddd;
padding-left: 15px;
padding-right: 15px;
}
.header button:nth-of-type(1){
float: left;
}
.header button:nth-of-type(2){
float: right;
}
.header button{
height: 40px;
padding: 0px 5px;
}
.header button:last-child{
float: right;
}
.content{
position: relative;
} .item p{
background: #ccc;
color: white;
padding-left: 20px;
line-height: 30px;
font-size: 0.9rem;
}
.item ul li{
border-bottom: 1px solid #ddd;
line-height: 30px;
padding: 3px 0px 3px 30px;
font-size: 0.7rem;
}
.list_index{
position: fixed;
right: 15px;
top: 50%;
text-align: center;
z-index: 999;
}
.list_index ul li{
line-height: 20px;
cursor: pointer;
font-size: 0.625rem;
}
.redColor{
color: red;
}
#alert{
width: 100%;
height: 100%;
background: rgba(0,0,0,0.5);
position: fixed;
left: 0px;
top: 0px;
z-index: 99999;
display: flex;
}
#alert .alert_content{
width: 70%;
height: 140px;
background: white;
border-radius: 5px;
margin: auto;
position: relative;
}
#alert .alert_title{
padding: 8px;
border-bottom: 1px solid #ddd;
}
#alert .alert_tel{
height: 50px;
line-height: 50px;
text-align: center;
}
#alert .alert_btn{
position: absolute;
right: 0px;
bottom: 5px;
}
#alert .alert_btn button{padding: 8px 12px;margin-right: 10px;border-width: 0px;border-radius:5px ;}
button:active,button:focus{outline:none;}
#alert .alert_btn button:first-child{background-color: #00a5e0;color: white;}
.showLetter{
width: 100%;
height: 100%;
display: flex;
justify-content: center;
align-items: center;
position: fixed;
left: 0px;
top: 0px;
z-index: 99;
}
.showLetter .letter{
width: 1.8rem;
height: 1.8rem;
text-align: center;
line-height: 1.8rem;
background-color: #A0A0A0;
