我试图显示/隐藏各种div基于用户输入从一个选择下拉框。实际上,首先,我试图直接实现jQuery dropdown hide show div based on value中显示的代码,但是我遗漏了一些简单的东西,它无法在http://www.intertwineimages.com/form2.html上工作--这里是我的完整代码,有人能指出正确的方向吗?
<html>
<script type="text/javascript">
hideAllDivs = function () {
$("#hourly").hide();
$("#per_diem").hide();
$("#fixed").hide();
};
handleNewSelection = function () {
hideAllDivs();
switch ($(this).val()) {
case '1':
$("#hourly").show();
break;
case '2':
$("#per_diem").show();
break;
case '3':
$("#fixed").show();
break;
}
};
$(document).ready(function() {
$("#project_billing_code_id").change(handleNewSelection);
// Run the event handler once now to ensure everything is as it should be
handleNewSelection.apply($("#project_billing_code_id"));
});
</script>
<select id="project_billing_code_id">
<option value="">Pick one</option>
<option value="1">1-Hourly</option>
<option value="2">2-Per Diem</option>
<option value="3">3-Fixed</option>
</select>
<div id="hourly">Hourly</div>
<div id="per_diem">Per Diem</div>
<div id="fixed">Fixed</div>
</html>编辑:更正代码
<html>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript">
hideAllDivs = function () {
$("#hourly").hide();
$("#per_diem").hide();
$("#fixed").hide();
};
handleNewSelection = function () {
hideAllDivs();
switch ($(this).val()) {
case '1':
$("#hourly").show();
break;
case '2':
$("#per_diem").show();
break;
case '3':
$("#fixed").show();
break;
}
};
$(document).ready(function() {
$("#project_billing_code_id").change(handleNewSelection);
// Run the event handler once now to ensure everything is as it should be
handleNewSelection.apply($("#project_billing_code_id"));
});
</script>
<select id="project_billing_code_id">
<option value="">Pick one</option>
<option value="1">1-Hourly</option>
<option value="2">2-Per Diem</option>
<option value="3">3-Fixed</option>
</select>
<div id="hourly">Hourly</div>
<div id="per_diem">Per Diem</div>
<div id="fixed">Fixed</div>
</html>发布于 2012-08-09 13:39:04
这是因为您没有包含用于http://www.intertwineimages.com/form2.html的jquery文件。
https://stackoverflow.com/questions/11884598
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