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Find out whether radio button is checked with JQuery?
...('#element').click(function() {
if($('#radio_button').is(':checked')) { alert("it's checked"); }
});
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How do I send a cross-domain POST request via JavaScript?
How do I send a cross-domain POST request via JavaScript?
17 Answers
17
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Backbone.js: get current route
...agment, you can make something like this inside the scope of your Router:
alert( this.routes[Backbone.history.getFragment()] );
Or like this from outside your router:
alert( myRouter.routes[Backbone.history.getFragment()] );
...
How do I check if an object has a specific property in JavaScript?
...ty] !== undefined;
};
x = {'key': 1};
if (x.hasOwnProperty('key')) {
alert('have key!');
}
if (!x.hasOwnProperty('bar')) {
alert('no bar!');
}
A safer, but slower solution, as pointed out by Konrad Rudolph and Armin Ronacher would be:
Object.prototype.hasOwnProperty = function(property...
Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
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How to change href of tag on button click through javascript
...ow to change the href attribute value of an <a/> tag through Javascript on button click ?
7 Answers
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jQuery if checkbox is checked
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In CoffeeScript: if $('#my_checkbox').is ':checked'
– Dennis
Feb 21 '14 at 16:53
12
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Pass a PHP array to a JavaScript function [duplicate]
I am trying to get a PHP array variable into a JavaScript variable.
4 Answers
4
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Limit number of characters allowed in form input text field
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Add the following to the header:
<script language="javascript" type="text/javascript">
function limitText(limitField, limitNum) {
if (limitField.value.length > limitNum) {
limitField.value = limitField.value.substring(0, limitNum);
}
}
&...
var functionName = function() {} vs function functionName() {}
I've recently started maintaining someone else's JavaScript code. I'm fixing bugs, adding features and also trying to tidy up the code and make it more consistent.
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