javascript - What does $ (function () {} ); do? - Stack Overflow
A function of that nature can be called at any time, anywhere. jQuery (a library built on Javascript) has built in functions that generally required the DOM to be fully rendered before being called.
iife - What is the (function () { } ) () construct in JavaScript ...
Correction suggested by Guffa: The function 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 …
What's the difference between __PRETTY_FUNCTION__, …
Dec 8, 2010 · About __func__: "The identifier __func__ is implicitly declared by the translator as if, immediately following the opening brace of each function definition, the declaration: static const char …
What is the purpose of a self executing function in javascript?
508 It's all about variable scoping. Variables declared in the self executing function are, by default, only available to code within the self executing function. This allows code to be written without concern of …
What is "function*" in JavaScript? - Stack Overflow
Mar 8, 2012 · 12 The function* type looks like it acts as a generator function for processes that can be iterated. C# has a feature like this using "yield return" see 1 and see 2 Essentially this returns each …
What does (function($) {})(jQuery); mean? - Stack Overflow
May 30, 2010 · (function(doc){ doc.location = '/'; })(document);//This is passed into the function above As for the other questions about the plugins: Type 1: This is not a actually a plugin, it's an object passed …
var functionName = function() {} vs function functionName() {}
Dec 3, 2008 · The difference is that functionOne is a function expression and so only defined when that line is reached, whereas functionTwo is a function declaration and is defined as soon as its …
What does the exclamation mark do before the function?
Mar 15, 2023 · (function(){})(); Lastly, ! makes the expression return a boolean based on the return value of the function. Usually, an immediately invoked function expression (IIFE) doesn’t explicitly return …
javascript - Are 'Arrow Functions' and 'Functions' equivalent ...
If a function is constructable, it can be called with new, i.e. new User(). If a function is callable, it can be called without new (i.e. normal function call). Functions created through function declarations / …
How do function pointers in C work? - Stack Overflow
358 Function pointers in C can be used to perform object-oriented programming in C. For example, the following lines is written in C: