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This article introduces the knowledge of "what is the method of js calling generator". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. Keep calling the next () method of the generator object, execute the generator code, and then return an object every time you encounter yieldx;, and then pause.

Var f = fib (5); f.next (); / {value: 0, done: false} f.next (); / / {value: 1, done: false} f.next (); / / {value: 1, done: false} f.next (); / / {value: 2, done: false} f.next (); / / {value: 3, done: false} f.next (); / / {value: undefined, done: true}

2. Iterate the generator object directly with for...of loop, and there is no need to judge done by yourself.

Function* fib (max) {var t, a = 0, b = 1, n = 0; while (n < max) {yield a; [a, b] = [b, a + b]; n + +;} return;} for (var x of fib (10)) {console.log (x) / / output 0, 1, 1, 2, 3,.} "what is the method of js calling generator" is introduced here, thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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