<HTML>
<body>
</body>
<script>
let john = { name: "John", age: 25 };
let pete = { name: "Pete", age: 30 };
let mary = { name: "Mary", age: 28 };
let users = [ john, pete, mary ];
let names = users.map((item => {
return item.name;
}))
alert(names);
</script>
</HTML>
<body>
</body>
<script>
let john = { name: "John", age: 25 };
let pete = { name: "Pete", age: 30 };
let mary = { name: "Mary", age: 28 };
let users = [ john, pete, mary ];
let names = users.map((item => {
return item.name;
}))
alert(names);
</script>
</HTML>
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