頁面：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>演示代碼</title>
</head>
<body>
<table>
<tr>
<td>
<input type="text" id = "PRED_TSK_CD_TEXT" style="width:46%"/>
<select id="PRED_TSK_CD" name="PRED_TSK_CD" style="width:48%;" onchange="PRED_TSK_CD_TEXT.value=options[selectedIndex].text;"></select>
</td>
</tr>
</table>
</body>
</html>
JS寫法
<%
//--------------------------------------------------------------------------------------------------
//下拉模糊查詢
//--------------------------------------------------------------------------------------------------
%>
function LoadSelect(){
var SelectObj = document.getElementById("PRED_TSK_CD_TEXT");
var OptionObj = document.getElementById("PRED_TSK_CD").options;
var List = [];
for (var i = 0; i < OptionObj.length; i++) {
List[i] = OptionObj[i].value + "|" + OptionObj[i].text;
}
SelectObj.onkeyup = function() {
OptionObj.length = 0;
for (var i = 0; i < List.length; i++) {
if (List[i].indexOf(SelectObj.value) > -1) {
OptionObj.add(new Option(List[i].split("|")[1], List[i].split("|")[0]));
}
}
};
}