We would like to know how to map array to another array.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
<!--from w w w. java2 s .c om-->
var potentialmodels = {
"maddiekeller": {
"firstname":"Maddie",
"lastname":"Keller"
},
"rickbross": {
"firstname":"Rick",
"lastname":"Bross"
}
}
var nameArray = Object.keys(potentialmodels).map(function(model) {
return potentialmodels[model].firstname
});
document.writeln(nameArray);
</script>
</head>
<body>
</body>
</html>
The code above is rendered as follows: