应该是一个非常基本的概念,但由于某种原因,这给了我困难。这个问题应该从标题中具有很大的解释性。单击按钮时,我正在尝试获得状态。这是我引用的形式:
<form id="setupForm">
<label>Name</label>
<input type="text" name="Name"><br/>
<label>Tag</label>
<input type="text" name="Tag"><br/>
<label>Choose Your Theme</label>
<input type="radio" name="theme" value="1"> 1
<input type="radio" name="theme" value="2"> 2
<input type="radio" name="theme" value="3"> 3<br/>
<label>Choose Your Pre-Built Pages</label>
<input type="checkbox" name="page" value="About" checked>About Us
<input type="checkbox" name="page" value="Contact" checked>Contact Us
<input type="checkbox" name="page" value="Terms" checked>Terms of Service
<input type="checkbox" name="page" value="Privacy" checked>Privacy Policy<br/>
<label>Insert YouTube Embed Code (Not Required)</label>
<input type="text" name="embed"><br/>
<button id="proceedBtn" type="button">Proceed</button><br>
</form>
单击proceedBtn
时,我需要检查并查看带有page
名称的四个复选框中的哪个是或未检查。我试图在这里获得boolean
响应。
我尝试过:
var sitePageAbout = $('input[name=pageAbout]');
if(sitePageAbout.prop('checked')){
valueString += "true,";
}else{
valueString += "false,";
console.log(valueString);
}
//#2
var sitePageAbout = $('input[name=pageAbout]');
if(sitePageAbout.attr('checked')){
valueString += "true,";
}else{
valueString += "false,";
}
//#3
var sitePageAbout = $('input[name=pageAbout]');
if(sitePageAbout.is(':checked')){
valueString += "true,";
}else{
valueString += "false,";
}
他们都返回true
我也尝试过:
- 从复选框中删除
checked
属性 ->返回的true
。 - 将
checked
值更改为false
->返回的true
似乎它要么返回true
或undefined
...有什么想法吗?谢谢。
$("#proceedBtn").click(function() {
var valueString = '';
$('input[name=page]').each(function(){
if($(this).is(":checked")){
console.log($(this).val() + ' is checked');
}
});
})
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form id="setupForm">
<label>Name</label>
<input type="text" name="Name"><br/>
<label>Tag</label>
<input type="text" name="Tag"><br/>
<label>Choose Your Theme</label>
<input type="radio" name="theme" value="1"> 1
<input type="radio" name="theme" value="2"> 2
<input type="radio" name="theme" value="3"> 3<br/>
<label>Choose Your Pre-Built Pages</label>
<input type="checkbox" name="page" value="About" checked>About Us
<input type="checkbox" name="page" value="Contact" checked>Contact Us
<input type="checkbox" name="page" value="Terms" checked>Terms of Service
<input type="checkbox" name="page" value="Privacy" checked>Privacy Policy<br/>
<label>Insert YouTube Embed Code (Not Required)</label>
<input type="text" name="embed"><br/>
<button id="proceedBtn" type="button">Proceed</button><br>
</form>
希望您需要此:
$(document).ready(function(){
$("#proceedBtn").click(function(){
$('input[type=checkbox]').each(function(){
if($(this).is(":checked")){
console.log($(this).val() + ' is checked');
}else{
console.log($(this).val() + ' is not checked');
}
});
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form id="setupForm">
<label>Name</label>
<input type="text" name="Name"><br/>
<label>Tag</label>
<input type="text" name="Tag"><br/>
<label>Choose Your Theme</label>
<input type="radio" name="theme" value="1"> 1
<input type="radio" name="theme" value="2"> 2
<input type="radio" name="theme" value="3"> 3<br/>
<label>Choose Your Pre-Built Pages</label>
<input type="checkbox" name="page" value="About" checked>About Us
<input type="checkbox" name="page" value="Contact" checked>Contact Us
<input type="checkbox" name="page" value="Terms" checked>Terms of Service
<input type="checkbox" name="page" value="Privacy" checked>Privacy Policy<br/>
<label>Insert YouTube Embed Code (Not Required)</label>
<input type="text" name="embed"><br/>
<button id="proceedBtn" type="button">Proceed</button><br>
</form>