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<!DOCTYPE html> <html> <body> <h1>JavaScript Functions</h1> <h2>Default Parameter Values</h2> <p>If y is not passed or undefined, then y = 10:</p> <p id="demo"></p> <script> function myFunction(x, y = 10) { return x + y; } document.getElementById("demo").innerHTML = myFunction(5); </script> </body> <!-- /js/tryit.asp?filename=tryjs_function_default Thu, 06 Feb 2025 19:15:31 GMT --> </html>
