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How can I get last characters of a string
...se the .slice() method instead because it is cross browser compatible (see IE).
const id = "ctl03_Tabs1";
console.log(id.slice(id.length - 5)); //Outputs: Tabs1
console.log(id.slice(id.length - 1)); //Outputs: 1
substr() with negative value not working in IE
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How to hide a in a menu with CSS?
...ment two methods for hiding. display: none works for FF, but not Chrome or IE. So the second method is wrapping the <option> in a <span> with display: none. FF won't do it (technically invalid HTML, per the spec) but Chrome and IE will and it will hide the option.
EDIT: Oh yeah, I alrea...
Prevent form submission on Enter key press
...s function doesn't do any error checking and most likely will only work in IE. To do this right you need a more robust solution, but you will get the general idea.
function runScript(e) {
//See notes about 'which' and 'key'
if (e.keyCode == 13) {
var tb = document.getElementById("sc...
How to display all methods of an object?
...
You can use Object.getOwnPropertyNames() to get all properties that belong to an object, whether enumerable or not. For example:
console.log(Object.getOwnPropertyNames(Math));
//-> ["E", "LN10", "LN2", "LOG2E", "LOG10E", "PI", ...etc ]
You can then use filter() to obtain only ...
jQuery get input value after keypress
...n: Just because jQuery 2 is out, doesn't mean people don't need to support IE8 and lower. And I don't see anything in the docs that suggests actual support for the input event type.
– cookie monster
Aug 14 '14 at 22:21
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How does inline Javascript (in HTML) work?
...e got it nearly correct, but you haven't accounted for the this value supplied to the inline code.
<a href="#" onclick="alert(this)">Click Me</a>
is actually closer to:
<a href="#" id="click_me">Click Me</a>
<script type="text/javascript">
document.getElementById('c...
How to detect online/offline event cross-browser?
...n you go "offline" automatically - meaning that "online" events and properties will fire automatically when you unplug your network cable.
Mozilla Firefox (before version 41), Opera, and IE take a different approach, and consider you "online" unless you explicitly pick "Offline Mode" in the browser ...
Is there a CSS selector by class prefix?
... to apply a CSS rule to any element whose one of the classes matches specified prefix.
4 Answers
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How do I capture response of form.submit
...orm; i.e. it is not the submit destination. From the docs: target - Identifies the element(s) in the page to be updated with the server response.
– JCotton
Aug 10 '11 at 23:41
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jQuery find parent form
...puts, this is much faster than .closest() (5-10 times faster in Chrome and IE8). Works on IE6 & 7 too.
var input = $('input[type=submit]');
var form = input.length > 0 ? $(input[0].form) : $();
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