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Trigger a button click with JavaScript on the Enter key in a text box
I have one text input and one button (see below). How can I use JavaScript to trigger the button's click event when the Enter key is pressed inside the text box?
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Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
...part is resolved right there in the browser. So it's reachable through JavaScript.
Anyway, you could parse a URL into bits, including the fragment part, using parse_url(), but it's obviously not your case.
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What is the (function() { } )() construct in JavaScript?
...n is executed right after it's created, not after it is parsed. The entire script block is parsed before any code in it is executed. Also, parsing code doesn't automatically mean that it's executed, if for example the IIFE is inside a function then it won't be executed until the function is called.
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Why do you need to invoke an anonymous function on the same line?
... pattern in this post:
jQuery and $ questions
EDIT:
If you look at ECMA script specification, there are 3 ways you can define a function. (Page 98, Section 13 Function Definition)
1. Using Function constructor
var sum = new Function('a','b', 'return a + b;');
alert(sum(10, 20)); //alerts 30
2...
Commonly accepted best practices around code organization in JavaScript [closed]
As JavaScript frameworks like jQuery make client side web applications richer and more functional, I've started to notice one problem...
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Why would a JavaScript variable start with a dollar sign? [duplicate]
I quite often see JavaScript with variables that start with a dollar sign. When/why would you choose to prefix a variable in this way?
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JavaScript module pattern with example [closed]
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This doesn't address the OP's question. It is a description of the module pattern not an example of how multiple modules can work together as the OP wanted.
– Erik Trautman
Sep 1 '15 at 23:37
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jQuery Mobile: document ready vs. page events
...tiple HTML files paradigm it is advised to separate all of your custom JavaScript page handling into a single separate JavaScript file. This will note make your code any better but you will have much better code overview, especially while creating a jQuery Mobile application.
There's also another s...
How to set data attributes in HTML elements
...r thing;
HTML
<div id="mydiv" data-myval="JohnCena"></div>
Script
$('#mydiv').attr('data-myval', 'Undertaker'); // sets
$('#mydiv').attr('data-myval'); // gets
OR
$('#mydiv').data('myval'); // gets value
$('#mydiv').data('myval','John Cena'); // sets value
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Create a custom callback in JavaScript
... so it sees a specific value for this. You can easily do that with the JavaScript call function:
function Thing(name) {
this.name = name;
}
Thing.prototype.doSomething = function(callback) {
// Call our callback, but using our own instance as the context
callback.call(this);
}
function...