ReasonJun

In JavaScript, there are several array methods that do not mutate the original array. Instead of modifying the array in place, they return a new array with the desired modifications. Here are some commonly used array methods that have non-mutating behavior: concat: The concat() method is used to merge two or more arrays and returns a new array without modifying the existing arrays. const array1 ..

In JavaScript, Higher-Order Functions (HoFs) are functions that can take other functions as arguments or return functions as their results. HoFs are a fundamental concept in functional programming and enable powerful and flexible ways to work with functions. Here are some key aspects and characteristics of Higher-Order Functions in JavaScript: Functions as Arguments: HoFs can accept other functi..