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Catch checked change event of a checkbox
... />
$("#something").click( function(){
if( $(this).is(':checked') ) alert("checked");
});
Edit: Doing this will not catch when the checkbox changes for other reasons than a click, like using the keyboard. To avoid this problem, listen to changeinstead of click.
For checking/unchecking prog...
$(this).val() not working to get text from span using jquery
...nth").live("click", function () {
var monthname = $(this).text();
alert(monthname);
});
Or in jQuery 1.7+ use on() as live is deprecated:
$(document).on('click', '.ui-datepicker-month', function () {
var monthname = $(this).text();
alert(monthname);
});
.val() is for input typ...
Check if object exists in JavaScript
... returns a string.
Therefore
if (typeof maybeObject != "undefined") {
alert("GOT THERE");
}
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jQuery.click() vs onClick
...ElementById('myelement');
myEl.addEventListener('click', function() {
alert('Hello world');
}, false);
myEl.addEventListener('click', function() {
alert('Hello world again!!!');
}, false);
http://jsfiddle.net/aj55x/1/
Why use addEventListener? (From MDN)
addEventListener is the...
String to object in JS
... reviver]);
Examples:
1)
var myobj = JSON.parse('{ "hello":"world" }');
alert(myobj.hello); // 'world'
2)
var myobj = JSON.parse(JSON.stringify({
hello: "world"
});
alert(myobj.hello); // 'world'
3)
Passing a function to JSON
var obj = {
hello: "World",
sayHello: (function() {
...
How can I change the color of AlertDialog title and the color of the line under it
I changed the color of an AlertDialog title using this command
14 Answers
14
...
What does immutable mean?
...ou instantiate the object, you can't change its properties. In your first alert you aren't changing foo. You're creating a new string. This is why in your second alert it will show "foo" instead of oo.
Does it mean, when calling methods on
a string, it will return the modified
string, but...
Is it possible to clone html element objects in JavaScript / JQuery?
...div>
Here is the javascript:
$("#foo2").click(function() {
//alert("clicked");
var value=$(this).html();
$("#foo1").html(value);
});
Here is the jsfiddle: http://jsfiddle.net/fritzdenim/DhCjf/
shar...
Case-insensitive search
...var result = string.match(/best/i);
// result == 'BEST';
if (result){
alert('Matched');
}
Using a regular expression like that is probably the tidiest and most obvious way to do that in JavaScript, but bear in mind it is a regular expression, and thus can contain regex metacharacters. If you ...
innerText vs innerHTML vs label vs text vs textContent vs outerText
I have a dropdown list which is populated by Javascript.
6 Answers
6
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