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<h2>JavaScript addEventListener()</h2>
<p>This example demonstrates how to pass parameter values when using the addEventListener() method.</p>
<p>Click the button to perform a calculation.</p>
<button id="myBtn">Try it</button>
<p id="demo"></p>
<script>
var p1 = 5;
var p2 = 7;
document.getElementById("myBtn").addEventListener("click", function() {
myFunction(p1, p2);
});
function myFunction(a, b) {
var result = a * b;
document.getElementById("demo").innerHTML = result;
}
</script>
</body>
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