Anonymous function execution in JavaScript [duplicate] - javascript

This question already has answers here:
Explain the encapsulated anonymous function syntax
(10 answers)
Why are parentheses required around JavaScript IIFE? [duplicate]
(3 answers)
Closed 2 years ago.
Why if I have
function(){...}()
does not work while when I put inside brackets like
(function(){...}())
it works?

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Javascript how i call function inside another function [duplicate]

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What is the scope of variables in JavaScript?
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Javascript call nested function
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Closed 2 months ago.
I have this function inside a function, how i call fullName function?
var person = function(){
function fullName(){}
}
person.fullName(); This doesn't work

Scope of function passed as function argument [duplicate]

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JavaScript - Why is this function declaration created in a function expression "undefined"?
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javascript named function expressions - scope accessibility [duplicate]
(4 answers)
What is the scope of variables in JavaScript?
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Closed 2 years ago.
document.getElementById('game').addEventListener('click', function startGame() {
console.log('Game is starting!'); // name of the function is given just for debugging purposes
});
What is the scope of the function startGame?
Where is this function accessible(Where it can be called) ?

Function expression call in JavaScript [duplicate]

This question already has answers here:
JavaScript object functions and `this` when unbound and returned in expression/parens
(2 answers)
Closed 3 years ago.
I came across this (document.createElement)('a');.
How is it different from document.createElement('a');
No difference.
Please read doc for more.

What is the name of this structure in JavaScript? [duplicate]

This question already has answers here:
What does (function($) {})(jQuery); mean?
(6 answers)
What is the (function() { } )() construct in JavaScript?
(28 answers)
Closed 5 years ago.
I see in the jQuery code this structure but I don't know the name and how use correctly.
(function($) {
...
})(jQuery);
I suppose it's a form of past arguments to the function.
this will execute the function immediately (immediately invoked)

What is this JS pattern and how does it work? [duplicate]

This question already has answers here:
Indirect function call in JavaScript
(3 answers)
Why does babel rewrite imported function call to (0, fn)(...)?
(3 answers)
Closed 5 years ago.
onSelect(option, (0, _getOptionText2.default)(option))
I saw this in one of the node modules I use and I'm pretty confused by the second argument which is wrapped by parentheses. How does that work? There is no function which it is invoking.

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