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
<select> has this API. What about <input>? 14 Answers 14
I am a novice at JavaScript and jQuery. I want to show one combobox-A, which is an HTML <select> with its selected id and contents at the other place on onChange(). How can I pass the complete combobox with its select id, and how can I pass other parameters on fire of the onChange event? … Read more
In my project I have an EditText. I want to count the characters in the EditText, and show that number it in a TextView. I have written the following code and it works fine. However, my problem is when I click Backspace it counts up, but I need to decrement the number. How can I … Read more
I have a hidden text field whose value gets updated via an AJAX response. <input type=”hidden” value=”” name=”userid” id=”useid” /> When this value changes, I would like to fire an AJAX request. Can anyone advise on how to detect the change? I have the following code, but do not know how to look for the … Read more
When I played with <input type=”range”>, Firefox triggers an onchange event only if we drop the slider to a new position where Chrome and others triggers onchange events while the slider is dragged. How can I make it happen on dragging in Firefox? function showVal(newVal){ document.getElementById(“valBox”).innerHTML=newVal; } <span id=”valBox”></span> <input type=”range” min=”5″ max=”10″ step=”1″ onchange=”showVal(this.value)”> … Read more
I have a situation, where there are two fields. field1 and field2. All I want to do is empty field2 when field1 is changed and vice versa. So at the end only one field has content on it. field1 = (EditText)findViewById(R.id.field1); field2 = (EditText)findViewById(R.id.field2); field1.addTextChangedListener(new TextWatcher() { public void afterTextChanged(Editable s) {} public void beforeTextChanged(CharSequence … Read more
