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This article mainly introduces the relevant knowledge of "what is the concept of javascript functor". The editor shows you the operation process through an actual case. The method of operation is simple and fast, and it is practical. I hope this article "what is the concept of javascript functor" can help you solve the problem.

Description

1. As a special container, the object is implemented through an ordinary object, which has a map method, and the map method can run a function to deal with values (deformation relations).

2. A functor is a container that holds values, as a common object, or, in other languages, a class.

Example

Class Container {constructor (value) {this._value = value} map (fn) {return new Container (fn (this._value))} let r = new Container (str). This is the end of map (x = > x.toUpperCase ()) console.log (r) on "what is the concept of javascript functor". Thank you for reading. If you want to know more about the industry, you can follow the industry information channel. The editor will update different knowledge points for you every day.

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