主页
JS 参考手册
JavaScript Iterator take() 方法
tryjsref_iterator_take
运行 ❯
×
更改方向
保存代码
更改主题
<!DOCTYPE html> <html> <body> <h1>JavaScript Iterators</h1> <h2>The take() Method</h2> <p>The take() method returns an iterator with a specified number of elements.</p> <p id="demo"></p> <script> // Create an iterator const myIterator = Iterator.from([1, 2, 3, 4, 5, 6, 7, 8, 9]); // Take the first five const firstFive = myIterator.take(5); // Iterate over the new elements let text = ""; for (const x of firstFive) { text += x + "<br>"; } document.getElementById("demo").innerHTML = text; </script> </body> </html>