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JavaScript Iterators 迭代器
tryjs_iterator_from
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<!DOCTYPE html> <html> <body> <h1>JavaScript Iterators</h1> <h2>The Iterator.from() Method</h2> <p id="demo"></p> <script> // Create an iterator const myIterator = Iterator.from([1, 2, 3]); // Iterate over the elements let text = "" for (const x of myIterator) { text += x + "<br>"; } document.getElementById("demo").innerHTML = text; </script> </body> </html>