index.html
<html>
<head>
<meta charset=
"utf-8">
<style>
#search{font-size:14px;}
#search .k{padding:2px 1px; width:320px;}
#search_auto{border:1px solid #817FB2; position:absolute; display:none;}
#search_auto li{background:#FFF; text-align:left;}
#search_auto li.cls{text-align:right;}
#search_auto li a{display:block; padding:5px 6px; cursor:pointer; color:#
666;}
#search_auto li a:hover{background:#D8D8D8; text-decoration:none; color:#
000;}
</style>
<title>jquery+php实现用户输入搜索内容时自动提示</title>
</head>
<body>
<div id=
"search">
<input type=
"text" name=
"k" /> <input type=
"button" name=
"s" value=
"搜索" />
</div>
<div id=
"search_auto"></div>
<script src=
"jquery.min.js"></script>
<script>
$(function(){
$(
‘#search_auto‘).css({
‘width‘:$(
‘#search input[name="k"]‘).width()+
4});
$(
‘#search input[name="k"]‘).keyup(function(){
value = $(
this).val();
$.post(
‘search_auto.php‘,{
‘value‘:$(
this).val()},function(data){
console.log(data);
if(data==
‘0‘) $(
‘#search_auto‘).html(
"").css(
‘display‘,
‘none‘);
else $(
‘#search_auto‘).html(data).css(
‘display‘,
‘block‘);
});
});
});
</script>
</body>
</html>
=====================================================
search_auto.php
<?php
$v=$_POST[
‘value‘];
$conn=mysql_connect(
"servername ",
"username",
"password");
$re=mysql_query(
"dataname",
"select * from `db_table` where title like ‘%$v%‘ order by addtime desc limit 10", $conn);
if(mysql_num_rows($re)<=
0) exit(
‘0‘);
echo
‘<ul>‘;
while($ro=mysql_fetch_array($re)) echo
‘<li><a href="">‘.$ro[
‘title‘].
‘</a></li>‘;
echo
‘<li><a href="javascript:;" onclick="$(this).parent().parent().parent().fadeOut(100)">关闭</a& amp; gt;</li>‘;
echo
‘</ul>‘;
?>
