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jquery 选择时间（小时）区间（一）

news 来源：原创 2024/4/30 15:46:45

select hours interval 选择时间区间

开始时间须小于结束时间
开始时间选定后，结束时间自动变更取值范围
结束时间选定后，开始时间自动变更取值范围

　　源码

View Code

<!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=gbk" />
 <title>select hours1</title>
 <SCRIPT type=text/javascript src="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js"></SCRIPT>
 <script language="javascript">
     $(function(){
             var jq_hour_start_select = $('#hour_start_select');
             var jq_hour_end_select = $('#hour_end_select');
             $('#statistics_btn').bind("click",function(){
                     if(''==jq_hour_start_select.val()){
                         alert('请选择开始的时间！！');
                         jq_hour_start_select.focus();    
                         return;
                     }
                     if(''==jq_hour_end_select.val()){
                             alert('请选择结束的时间！！');
                             jq_hour_end_select.focus();
                             return;    
                     }
                     confirm(jq_hour_start_select.val()+'---'+jq_hour_end_select.val());
                 
                 });
                 jq_hour_start_select.bind('change',function(){
                         //记录先前hour_end_select值
                         var  hour_end_select_val = jq_hour_end_select.val();
                         
                         //    先清空，再添加符合条件的
                         if(''!=jq_hour_start_select.val()){
                             jq_hour_end_select.empty();
                             jq_hour_end_select.append($('<option value="">请选择</option>'));
                             for(var i=parseInt(jq_hour_start_select.val())+1;i<25;i++ ){
                                 jq_hour_end_select.append($('<option value='+i+'>'+i+'时</option>'));
                             }    
                         }
                                     
                             //赋予先前选中的值
                             jq_hour_end_select.val([hour_end_select_val]);
                 });
                 jq_hour_end_select.bind('change',function(){
                         //记录先前hour_start_select值
                         var  hour_start_select_val = jq_hour_start_select.val();
                         
                         //    先清空，再添加符合条件的
                         if(''!=jq_hour_end_select.val()){
                             jq_hour_start_select.empty();
                             jq_hour_start_select.append($('<option value="">请选择</option>'));
                             for(var i=0;i < parseInt(jq_hour_end_select.val());i++ ){
                                 jq_hour_start_select.append($('<option value='+i+'>'+i+'时</option>'));
                             }    
                         }
                     
                     //赋予先前选中的值
                         jq_hour_start_select.val([hour_start_select_val]);
                     
                 });
                 
         });
         
     </script>
</head>
<body>
  <div id="mode_div">
      按天统计：
          <select id='hour_start_select'>
              <option value=''>请选择</option>
              <option value='0'>0时</option>
              <option value='1'>1时</option>
              <option value='2'>2时</option>
              <option value='3'>3时</option>
              <option value='4'>4时</option>
              <option value='5'>5时</option>
              <option value='6'>6时</option>
              <option value='7'>7时</option>
              <option value='8'>8时</option>
              <option value='9'>9时</option>
              <option value='10'>10时</option>
              <option value='11'>11时</option>
              <option value='12'>12时</option>
              <option value='13'>13时</option>
              <option value='14'>14时</option>
              <option value='15'>15时</option>
              <option value='16'>16时</option>
              <option value='17'>17时</option>
              <option value='18'>18时</option>
              <option value='19'>19时</option>
              <option value='20'>20时</option>
              <option value='21'>21时</option>
              <option value='22'>22时</option>
              <option value='23'>23时</option>
          </select>
          至
          <select id="hour_end_select">
              <option value=''>请选择</option>
              <option value='1'>1时</option>
              <option value='2'>2时</option>
              <option value='3'>3时</option>
              <option value='4'>4时</option>
              <option value='5'>5时</option>
              <option value='6'>6时</option>
              <option value='7'>7时</option>
              <option value='8'>8时</option>
              <option value='9'>9时</option>
              <option value='10'>10时</option>
              <option value='11'>11时</option>
              <option value='12'>12时</option>
              <option value='13'>13时</option>
              <option value='14'>14时</option>
              <option value='15'>15时</option>
              <option value='16'>16时</option>
              <option value='17'>17时</option>
              <option value='18'>18时</option>
              <option value='19'>19时</option>
              <option value='20'>20时</option>
              <option value='21'>21时</option>
              <option value='22'>22时</option>
              <option value='23'>23时</option>
              <option value='24'>24时</option>
          </select>
          &nbsp;&nbsp;<button id="statistics_btn">统计</button>
  </div>
</body>
</html>