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WebForm DropDownList分别绑定年月
2022-08-02 07:15:00 【太阳的后裔】
WebForm DropDownList分别绑定年月
小编今天又开始了新的需求,然后也就会遇见不一样的知识,来和小编一起见识一下吧

图为需求者做的,要求是从去年开始的,所以小的年份就是2021,后面跟着一个月份下拉框,两者默认情况都要选中本年本月,这样的需求有没有让你想要试一试的冲动?来吧,展示
<form runat="server">
<div class="clearfix mt15">
<div class="fl sx-bt">时间:</div>
<div class="fl fw-ed">
<div class="fl">
<asp:DropDownList ID="ddlYear" runat="server" CssClass="textbox-3"></asp:DropDownList>
</div>
<asp:DropDownList ID="ddlMonth" runat="server" CssClass="textbox-3"></asp:DropDownList>
</div>
</div>
</div>
</form>
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BandTime();
}
}
private void Bind()
{
BandTime();
}
private void BandTime() {
ddlYear.Items.Clear();
for (int i= System.DateTime.Now.Year; i>=2021;i--) {
ListItem li = new ListItem(i.ToString()+"年", i.ToString());
ddlYear.Items.Add(li);
}
ddlMonth.Items.Clear();
for (int i = 12; i >= 1; i--)
{
ListItem li = new ListItem(i.ToString() + "月", i.ToString());
ddlMonth.Items.Add(li);
}
ddlMonth.SelectedValue = System.DateTime.Now.Month.ToString();
}
得了肠胃炎,然后吃了两周的斋饭,本周终于好了些,然后开始吃肉,结果精神不好
结论:吃肉真的会增加肠胃负担。要想工作精神些,最好多吃素。
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