function-expression – Make Me Engineer

Calling a javascript function recursively

July 9, 2022 by Tarik

Using Named Function Expressions: You can give a function expression a name that is actually private and is only visible from inside of the function ifself: var factorial = function myself (n) { if (n <= 1) { return 1; } return n * myself(n-1); } typeof myself === ‘undefined’ Here myself is visible only … Read more

Why use named function expressions?

April 30, 2022 by Tarik

In the case of the anonymous function expression, the function is anonymous — literally, it has no name. The variable you’re assigning it to has a name, but the function does not. (Update: That was true through ES5. As of ES2015 [aka ES6], often a function created with an anonymous expression gets a true name [but … Read more