<!DOCTYPE html>
<html lang="en-US">
<body>
<script>
var myNumber = [1, 2, 3, 4, 5, 6, 7];
var myMap=[];
function multiply(value, index, arr){
return e = value * this;
}
myMap = myNumber.map(multiply, 10);
document.write("myNumber array = " +myNumber);
document.write("<br>myMap array = " +myMap);
</script> </body>
</html>