hide / show fields based on input value(根据输入值隐藏/显示字段)
                            本文介绍了根据输入值隐藏/显示字段的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
                        
                        问题描述
我正在尝试根据"FULL_DAY"的值隐藏div类"hideme" 如果"FULL_DAY"的值=1,那么div类"Hide Me"必须向下滑动,否则,div类hideme一定不可见。我做错了什么(我只使用了:hideme:("Hello Hideme")一节作为示例--最终将被其他输入字段替换,如复选框和单选按钮)
    <!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>Conference Form</title>
<script type="text/javascript" src="anMvanF1ZXJ5Lmpz"></script>
<script type="text/javascript" src="anMvanF1ZXJ5dWkuanM="></script>
<link href="style.css" rel="stylesheet" type="text/css"/>
<link href="css/jqueryui.css" rel="stylesheet" type="text/css" />
<body>
<div id="wrapper">
<div id="header"></div>
<table width="899" border="1" align="left" cellpadding="1">
  <form action="" method="get" name="myform">
  <tr>
    <td width="275"><label>Company Name</label></td>
    <td width="180"><input type="text" name="companyname" id="companyname" /></td>
    <td width="27"> </td>
    <td width="223">Enquiry Date</td>
    <td width="160"><input type="text" name="enquiry_date" id="enquiry_date" class="datepicker" /></td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Conference Date In</td>
    <td><input type="text" name="conference_date_in" id="conference_date_in" class="datepicker" /></td>
    <td> </td>
    <td>Conference Date Out</td>
    <td><input type="text" name="conference_date_out" id="conference_date_out" class="datepicker" /></td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td>Total Days</td>
    <td><input type="text" name="total_days" id="total_days" /></td>
  </tr>
  <tr>
    <td>Number of Delegates</td>
    <td><input type="text" name="no_of_delegates" id="no_of_delegates" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Accommodation:</td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td><p>Check in Date</p></td>
    <td><input type="text" name="check_in_date" id="check_in_date" class="datepicker" /></td>
    <td><p> </p></td>
    <td><p>Check out Date</p></td>
    <td><p>
      <input type="text" name="check_out_date" id="check_out_date" class="datepicker" />
        </p></td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td>Total Days Accommodation</td>
    <td><input type="text" name="total_days_acc" id="total_days_acc" /></td>
  </tr>
  <tr>
    <td>Number of Rooms:</td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Single</td>
    <td><input type="text" name="no_of_rooms_single" id="no_of_rooms_single" /></td>
    <td> </td>
    <td>Double / Twin</td>
    <td><input type="text" name="no_of_rooms_double" id="no_of_rooms_double" /></td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Contact Person</td>
    <td><input type="text" name="contact_person" id="contact_person" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Telephone Number</td>
    <td><input type="text" name="tel_no" id="tel_no" /></td>
    <td> </td>
    <td>Fax Number</td>
    <td><input type="text" name="fax_no" id="fax_no" /></td>
  </tr>
  <tr>
    <td>Cell Number</td>
    <td><input type="text" name="cell_no" id="cell_no" /></td>
    <td> </td>
    <td>Email</td>
    <td><input type="text" name="email" id="email" /></td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Full Day Conference @ R260.00 p/p</td>
    <td><input type="text" name="full_day" id="full_day" /></td>
    <td> </td>
    <td>Total Cost Full Day</td>
    <td><input type="text" name="total_full" id="total_full" readonly="readonly" /></td>
  </tr>
  <tr>
    <td>Half Day Conference @ R240.00 p/p</td>
    <td><input type="text" name="half_day" id="half_day" /></td>
    <td> </td>
    <td>Total Cost Half Day</td>
    <td><input type="text" name="total_half" id="total_half" readonly="readonly" /></td>
  </tr>
  <tr>
    <td>Single Rooms @ R480.00 p/p</td>
    <td><input type="text" name="single_rooms" id="single_rooms" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Double / Twin Rooms @ R720.00 p/p</td>
    <td><input type="text" name="double_rooms" id="double_rooms" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Data Projector @ R400.00 rental p/day</td>
    <td><input type="text" name="data_proj" id="data_proj" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td>Sub Total</td>
    <td><input type="text" name="sub_total" id="sub_total" /></td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  <tr>
    <td height="23"> </td>
    <td> </td>
    <td> </td>
    <td> </td>
    <td> </td>
  </tr>
  </form>
</table>
</div>
<div id="hideme">
Hello Hideme
</div>
<p> </p>
<p> </p>
</body>
</html>
<script type="text/javascript">
$(function() {
    $(".datepicker").datepicker({ minDate: -0, maxDate: "+100M +10D",dateFormat: 'dd-mm-yy'})
    ({
        changeMonth: true,
        changeYear: true,
    });
        });
var enquiry_date = $.datepicker.formatDate('dd-mm-yy', new Date());
document.getElementById('enquiry_date').value = enquiry_date;
var calcDate = function() {
    var start = $('#conference_date_in').datepicker('getDate');
    var end = $('#conference_date_out').datepicker('getDate');
    var days = (end - start) / 1000 / 60 / 60 / 24 + 1;
    if(days==0) {days=1
    }
    if( days >= 0 ) {
    document.getElementById('total_days').value = days;
    } 
        }
$('#conference_date_out').change(calcDate);
$('#conference_date_in').change(calcDate);
var calcDateAcc = function() {
    var startacc = $('#check_in_date').datepicker('getDate');
    var endacc = $('#check_out_date').datepicker('getDate');
    var daysacc = (endacc - startacc) / 1000 / 60 / 60 / 24;
    if(daysacc==0) daysacc=1
    if( daysacc >= 0 ) {
    document.getElementById('total_days_acc').value = daysacc;
    } 
        }
$('#check_in_date').change(calcDateAcc);
$('#check_out_date').change(calcDateAcc);
function calculateFull()
{
    var fulldays = parseInt(document.getElementById("full_day").value);
    var no_of_delegates = parseInt(document.getElementById("no_of_delegates").value);
    var fullprice = 260;
    var resultfull =  fulldays * no_of_delegates * fullprice;
    document.getElementById("total_full").value = resultfull;
    }
    $('#full_day').change(calculateFull).keyup(calculateFull);
    function calculateHalf()
{
    var halfdays = parseInt(document.getElementById("half_day").value);
    var no_of_delegates = parseInt(document.getElementById("no_of_delegates").value);
    var halfprice = 240;
    var resulthalf =  halfdays * no_of_delegates * halfprice;
    document.getElementById("total_half").value = resulthalf;
    }
    $('#half_day').change(calculateHalf).keyup(calculateHalf);
    $(document).ready(function(){
    $("#full_day").change(function(){
        if ($(this).val() == "1" ) {
            $("#hideme").slideDown("fast"); //Slide Down Effect
        } else {
            $("#hideme").slideUp("fast");    //Slide Up Effect
        }
    });
});
</script>
推荐答案
如果查找整数删除引号,.keyup也将起作用
<div id="hideme">
 Hello Hideme
</div>
<input type='text' id="full_day"/>
$("#full_day").change(function(){
    if ($('#full_day').val() == 1) {   
        $("#hideme").hide("fast"); //Slide Down Effect
    }
    else {
        $("#hideme").show("fast");    //Slide Up Effect
    }
});
演示-http://jsfiddle.net/3XGGn/8/
这篇关于根据输入值隐藏/显示字段的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持编程学习网!
				 沃梦达教程
				
			本文标题为:根据输入值隐藏/显示字段
				
        
 
            
        
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