I have a checkbox in a form and I’d like it to work according to following scenario: if someone checks it, the value of a textfield (totalCost) should be set to 10. then, if I go back and uncheck it, a function calculate() sets the value of totalCost according to other parameters in the form. … Read more
Is there an easy way to use a custom image for a checkbox? I’m looking to duplicate the “starred” behavior of gmail. So I want to have a checkbox that, when checked, is a filled in star. And when unchecked is an empty star. Do I have to use an imageview and do my own … Read more
TLDR: Use defaultChecked instead of checked, working jsbin. Trying to setup a simple checkbox that will cross out its label text when it is checked. For some reason handleChange is not getting fired when I use the component. Can anyone explain what I’m doing wrong? var CrossoutCheckbox = React.createClass({ getInitialState: function () { return { … Read more
I have a checkbox that I want to perform some Ajax action on the click event, however the checkbox is also inside a container with it’s own click behaviour that I don’t want to run when the checkbox is clicked. This sample illustrates what I want to do: $(document).ready(function() { $(‘#container’).addClass(‘hidden’); $(‘#header’).click(function() { if ($(‘#container’).hasClass(‘hidden’)) … Read more
When using the newer browsers that support HTML5 (FireFox 4 for example); and a form field has the attribute required=’required’; and the form field is empty/blank; and the submit button is clicked; the browsers detects that the “required” field is empty and does not submit the form; instead browser shows a hint asking the user … Read more
Is it standard behaviour for browsers to only send the checkbox input value data if it is checked upon form submission? And if no value data is supplied, is the default value always “on”? Assuming the above is correct, is this consistent behaviour across all browsers? 12 Answers 12
I have a list of checkboxes: <input type=”checkbox” name=”answer” id=”id_1′ value=”1″ /> <input type=”checkbox” name=”answer” id=”id_2′ value=”2″ /> … <input type=”checkbox” name=”answer” id=”id_n’ value=”n” /> I can collect all the values of checked checkboxes; my question is how can get all the values of unchecked checkboxes? I tried: $(“input:unchecked”).val(); to get an unchecked checkbox’s value, … Read more
So I’ve got code that looks like this: <input class=”messageCheckbox” type=”checkbox” value=”3″ name=”mailId[]”> <input class=”messageCheckbox” type=”checkbox” value=”1″ name=”mailId[]”> I just need Javascript to get the value of whatever checkbox is currently checked. EDIT: To add, there will only be ONE checked box. 13 Answers 13
I’m having trouble to update the checkbox state after it’s assigned with default value checked=”checked” in React. var rCheck = React.createElement(‘input’, { type: ‘checkbox’, checked: ‘checked’, value: true }, ‘Check here’); After assigning checked=”checked”, I cannot interact the checkbox state by clicking to uncheck/check. 18 Answers 18
How to use jQuery to get the checked checkboxes values, and put it into a textarea immediately? Just like this code: <html> <head> </head> <body> <div id=”c_b”> <input type=”checkbox” value=”one_name” checked> <input type=”checkbox” value=”one_name1″> <input type=”checkbox” value=”one_name2″> </div> <textarea id=”t”></textarea> </body> </html> If the id=”c_d” is updated by Ajax, the below of altCognito’s code doesn’t … Read more
