大约有 45,000 项符合查询结果（耗时：0.0214秒） [XML]
jQuery multiple events to trigger the same function
...ation is important, and may (or may not) be required depending on when the script is loaded / run, and if the elements exist in the DOM at the time the script is loaded / run.
– random_user_name
Jan 11 '17 at 16:57
...
How to use underscore.js as a template engine?
I'm trying to learn about new usages of javascript as a serverside language and as a functional language. Few days ago I heard about node.js and express framework. Then I saw about underscore.js as a set of utility functions. I saw this question on stackoverflow
. It says we can use underscore.js ...
How to select last two characters of a string
... slice() reference : developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– Offirmo
Oct 30 '13 at 9:20
add a comment
|
...
How to find the operating system version using JavaScript?
How can I find the OS name and OS version using JavaScript?
13 Answers
13
...
How can I know which radio button is selected via jQuery?
...
alert($('input[name=radioName]:checked', '#myForm').val());
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form id="myForm">
<input type="radio" name="radioName" value="1" /> 1 <br />
<input type="radio" na...
Safari 3rd party cookie iframe trick no longer working?
...ard tricks to get 3rd party cookies in Safari was as follows: use some javascript to POST to a hidden iframe. It (used to) trick Safari into thinking that the user had interacted with the 3rd party content and so then allow cookies to be set.
...
Android: show soft keyboard automatically when focus is on an EditText
I'm showing an input box using AlertDialog . The EditText inside the dialog itself is automatically focused when I call AlertDialog.show() , but the soft keyboard is not automatically shown.
...
How can I add a third button to an Android Alert Dialog?
The API says that the Alert Dialog can have one, two or three buttons, but the SDK only allows for a positive and negative button. How then can I add a third button?
...
Disable browser's back button
...
I came up with a little hack that disables the back button using JavaScript. I checked it on chrome 10, firefox 3.6 and IE9:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/x...
Is there a “null coalescing” operator in JavaScript?
...he assignment will use the second operand. Beware of all the cases below:
alert(Boolean(null)); // false
alert(Boolean(undefined)); // false
alert(Boolean(0)); // false
alert(Boolean("")); // false
alert(Boolean("false")); // true -- gotcha! :)
This means:
var whatIWant = null || new ShinyObject...