​x
 
<!DOCTYPE html>
<html>
<body>
​
<p>Click the button to return the highest number of 5 and 10.</p>
​
<button onclick="myFunction()">试一试</button>
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<p id="demo"></p>
​
<script>
function myFunction() {
  document.getElementById("demo").innerHTML = Math.max(5, 10);
}
</script>
​
</body>
</html>
​