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JavaScript Iterators 迭代器
tryjs_iterator_foreach
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<!DOCTYPE html> <html> <body> <h1>JavaScript Iterators</h1> <h2>The forEach() Method</h2> <p id="demo"></p> <script> // Create an iterator const myIterator = Iterator.from("123456789"); // Iterate over all elements let text = ""; myIterator.forEach (x => text += "<br>" + x); document.getElementById("demo").innerHTML = text; </script> </body> </html>