[英]Drop Down Box not working in JSP
Making a drop down list for my JSP and the values I'm entering won't show.为我的 JSP 创建一个下拉列表,我输入的值不会显示。 Probably me being an idiot but a solution would be really helpful
可能我是个白痴,但解决方案真的很有帮助
The drop down box appears but the values to select are empty.出现下拉框,但 select 的值为空。
It's a big JSP so here's the piece that I'm looking at..这是一个很大的 JSP 所以这是我正在看的作品..
Form is put at the top of the JSP:表格放在JSP的最上面:
out.println("<form action=\"ExchangeServlet\" method=\"get\">");
At the bottom of the jsp:在jsp的底部:
out.println("<select name =\"status\">"+
"option value =\"Accepted\">Accepted</option>"+
"option value =\"Declined\">Declined</option>"+
"</select>");
out.println("<br />");
out.println("<input type=\"submit\" value=\"Update Exchange\" />");
out.println("</form>");
Your HTML is invalid.您的 HTML 无效。
Change改变
out.println("<select name =\"status\">"+
"option value =\"Accepted\">Accepted</option>"+
"option value =\"Declined\">Declined</option>"+
"</select>");
to到
out.println("<select name =\"status\">"+
"<option value =\"Accepted\">Accepted</option>"+
"<option value =\"Declined\">Declined</option>"+
"</select>");
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