<!DOCTYPE html>
<html lang=
"en"
>
<head>
<meta charset=
"UTF-8"
>
<title>Document</title>
<script src=
"https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"
></script>
<style type=
"text/css"
>
body{
margin:0;
padding: 0;
}
form{
width: 500px;
margin:40px auto;
}
.search-wrap{
position: relative;
}
li{
padding: 0;
padding-left: 10px;
list-style: none;
}
li:hover{
background-color: #ccc;
color: #fff;
cursor: pointer;
}
#xiala{
position: absolute;
top: 40px;
left: 0;
background-color: #c2c2c2;
width: 200px;
margin:0;
padding: 0 ;
display: none;
}
</style>
</head>
<body>
<form action=
""
>
<p
class
=
"search-wrap"
>
<input type=
"text"
id=
"search"
>
<ul id=
"xiala"
>
</ul>
<input type=
"button"
value=
"go"
id=
"sousuo"
>
<p id=
"searVal"
style=
"display:inline-block;border:1px solid #ccc"
></p>
</p>
</form>
</body>
<script type=
"text/javascript"
>
var
search=$(
"#search"
);
search.on(
"input"
,
function
(){
$.ajax({
url:'a.txt',
type:'GET',
async:true,
data:{value:$(
"#search"
).val()},
success:
function
(data){
var
arr=data.split(',');
console.log(arr);
$(
"#xiala"
).html(
""
);
$.each(arr,
function
(i,n){
var
oLi=$(
"<li>"
+arr[i]+
"</li>"
);
$(
"#xiala"
).append(oLi);
$(
"#xiala"
).css(
"display"
,
"block"
);
})
}
});
$(
"#xiala"
).css(
"display"
,
"block"
);
$(
"#searVal"
).html(search.val())
})
function
stopPropagation(e) {
if
(e.stopPropagation){
e.stopPropagation();
}
else
{
e.cancelBubble = true;
}
}
$(document).on('click',
function
(){
$(
"#xiala"
).css(
"display"
,
"none"
);
});
$(document).on(
"click"
,
"#xiala li"
,
function
(){
search.val($(this).text());
$(
"#searVal"
).html($(this).text());
$(
"#xiala"
).css(
"display"
,
"none"
);
})
</script>
</html>