generator in javascript code example
Example 1: generators in javascript
function* g(){
console.log("First");
yield 1;
console.log("second");
yield 2;
console.log("third");
}
let generator=g();
generator.next();
generator.next();
Example 2: javascript generator function
function* idMaker() {
var index = 0;
while (true)
yield index++;
}
var gen = idMaker();
console.log(gen.next().value);
console.log(gen.next().value);
console.log(gen.next().value);
console.log(gen.next().value);
Example 3: js generator
function* fibonacci() {
var a = yield 1;
yield a * 2;
}
var it = fibonacci();
console.log(it);
console.log(it.next());
console.log(it.send(10));
console.log(it.close());
console.log(it.next());
Example 4: function generator js
function* name([param[, param[, ... param]]]) {
statements
}
Example 5: JavaScript — Generators
function* makeRangeIterator(start = 0, end = 100, step = 1) {
let iterationCount = 0;
for (let i = start; i < end; i += step) {
iterationCount++;
yield i;
}
return iterationCount;
}