Function of pipette. For example, as mentioned in a comment by Alexander: Mar 15, 2023 · (...

Function of pipette. For example, as mentioned in a comment by Alexander: Mar 15, 2023 · (function(){})(); Lastly, ! makes the expression return a boolean based on the return value of the function. 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. class constructors are only . This allows code to be written without concern of how variables are named in other blocks of JavaScript code. This boolean isn’t used. Variables declared in the self executing function are, by default, only available to code within the self executing function. Correction suggested by Guffa: The function is executed right after it's created, not after it is parsed. It is similar to calling var x = b();, but instead of assigning the return value of b() you are returning it from the calling function a(). 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 __func__[] = "function-name"; appeared, where function-name is the name of the lexically-enclosing function. Calling the function with () in a return statement executes the function, and returns whatever value was returned by the function.