我想在我的手機,jQuery手機應用程序中進行表單驗證。但是當我按下提交按鈕,即使有空字段驗證不起作用,爲什麼呢? 我的代碼中有什麼錯誤?和我如何可以驗證單選按鈕表單驗證在phonegap和jQueryMobile沒有工作
我已搜查過有關驗證互聯網和我用同樣的方式,但問題並沒有解決
請幫我...提前
謝謝。
這是我的代碼:
的index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="format-detection" content="telephone=no" />
<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width,
height=device-height, target-densitydpi=device-dpi" />
<link rel="stylesheet" type="text/css" href="css/index.css" />
<link rel="stylesheet" href="css/color.css">
<script src="js/jquery-1.8.2.min.js"></script>
<link href="css/jquery.mobile-1.3.2.min.css" rel="stylesheet" type="text/css" />
<script src="js/jquery.mobile-1.3.2.min.js" type="text/javascript"></script>
<script type="text/javascript" src="phonegap.js"></script>
<script type="text/javascript" src="js/index.js"></script>
</head>
<body>
<div data-role="page" id="NewReminder" >
<div data-role="header" data-position="fixed" data-theme="b" >
<img src="www\css\images\title_bar.png " />
</div>
<div data-role="content">
<form id="RminderInfo_Form" >
<ul data-role="listview" data-inset="true" id="RminderInfo_FormList" >
<li>
<div data-role="fieldcontain" >
<input type="text" name="MedName" id="MedName" size="35" />
<label for="MedName" id="MedName_Label" > medicine name</label>
</div>
</li>
<li>
<div class="ui-grid-a">
<div class="ui-block-a">
<input type="radio" id="after" name="after" />
<label for="after" > after meal </label>
</div>
<div class="ui-block-b">
<input type="radio" name="before " id="before" value="before meal" />
<label for="before" > before meal</label>
</div >
</li>
<li>
<div data-role="fieldcontain" >
<input type="number" name="Dailytake_Times" id="Dailytake_Times" style="width:3px;" />
<label for="Dailytake_Times" data-inline="true" id="Dailytake_TimesLabel"> number of doases</label>
</div>
</li>
<li id="doases" style="display:none;" >
</li>
<li>
<fieldset>
<legend ><h2 > medicine type </h2></legend>
<input type="radio" id="Capsule" name="Capsule" />
<label for="Capsule" >Capsule</label>
<input type="radio" name="Spray " id="Spray" />
<label for="Spray" > spray</label>
<input type="radio" name="Diameter " id="Diameter" />
<label for="Diameter" > diameter</label>
<input type="radio" name="salve " id="salve" />
<label for="salve" > salve</label>
</fieldset>
</li>
<li style="display:none;" >
<div id="Medicine_quant" >
<div data-role="fieldcontain" >
<input type="number" name="MedQuantity" id="MedQuantity" />
<label for="MedQuantity" id="MedQuantity_Label" > medicine quantity</label>
</div>
</div>
</li>
<li>
<div data-role="fieldcontain" >
<input type="date" name="Med_ExpireDate" id="Med_ExpireDate" />
<label for="Med_ExpireDate" data-inline="true" id="Med_ExpireDateLabel"> medicine expire date </label>
</div>
</li>
<li>
<input type="submit" data-theme="a" data-inline="true" value=" save "/>
</li>
</ul>
</form>
</div>
</div>
</body>
</html>
index.js
document.addEventListener('deviceready', onDeviceReady, false);
function onDeviceReady() {
VMedName = $('#MedName');
VMedQuantity = $('#MedQuantity');
VDailytake_Times = $('#Dailytake_Times');
VMedQuantity = $('#MedQuantity');
VMed_ExpireDate = $('#Med_ExpireDate');
MedNameLabel = $('#MedName_Label');
DailytakeTimesLabel = $('#Dailytake_TimesLabel');
MedQuantityLabel = $('#MedQuantity_Label');
MedExpireDateLabel = $('#Med_ExpireDateLabel');
var MISSING = "missing";
$('#RminderInfo_Form') .submit(function(){
var err = false;
// Reset the previously highlighted form elements//
MedNameLabel.removeClass(MISSING);
DailytakeTimesLabel.removeClass(MISSING);
MedQuantityLabel .removeClass(MISSING);
MedExpireDateLabel.removeClass(MISSING);
// Perform form validation//
if(VMedName.val()==null||VMedName.val()== " "){
MedNameLabel.addClass(MISSING);
err = true;
}
if(VMedQuantity.val()==null||VMedQuantity.val()== " "){
MedQuantityLabel.addClass(MISSING);
err = true;
}
if(VDailytake_Times.val()==null||VDailytake_Times.val()== " "){
DailytakeTimesLabel.addClass(MISSING);
err = true;
}
if(VMed_ExpireDate.val()==null||VMed_ExpireDate.val()== " "){
MedExpireDateLabel.addClass(MISSING);
err = true;
}
});
}
嘗試使用更新後的代碼,您還需要在提交地點使用正常按鈕,然後表單將在完成驗證時提交在其他情況下,你添加提交表格與觸發功能的幫助... gud運氣 – Anup