JS获取数组中对象的某些值

<script>
        var data = [ {value: 1048, name: 'jack' ,code:123},
                     { value: 735, name: 'zerk' ,code:234},
                     { value: 580, name: 'mark' ,code:456},];
        var newData = [];
         data.map((item,index) =>{
            newData.push({
                value:item.value,
                name:item.name
            })
        });
        console.log(newData);
    </script>```