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<!DOCTYPE html> <html> <body> <h1>JavaScript Arrays</h1> <h2>The forEach() Method</h2> <p>forEach() calls a function for each element in an array:</p> <p>Multiply the value of each element with 10:</p> <p id="demo"></p> <script> const numbers = [65, 44, 12, 4]; numbers.forEach(myFunction) document.getElementById("demo").innerHTML = numbers; function myFunction(item, index, arr) { arr[index] = item * 10; } </script> </body> </html>
