Map.prototype.entries()
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const map = new Map();
map.set("0", "foo");
map.set(1, "bar");
const iterator = map.entries();
console.log(iterator.next().value);
// é¢æè¾åºï¼Array ["0", "foo"]
console.log(iterator.next().value);
// é¢æè¾åºï¼Array [1, "bar"]
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entries()
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ä½¿ç¨ entries()
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const myMap = new Map();
myMap.set("0", "foo");
myMap.set(1, "bar");
myMap.set({}, "baz");
const mapIter = myMap.entries();
console.log(mapIter.next().value); // ["0", "foo"]
console.log(mapIter.next().value); // [1, "bar"]
console.log(mapIter.next().value); // [Object, "baz"]
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| ECMAScript® 2027 Language Specification # sec-map.prototype.entries |