multi select dropdown selected value in react native

hI,

I Can add the dropdown.but i want to edit the dropdown also.display the selected dropdown like this.

const _renderItem = item => {
    const postimage = item.imagepath;
    const feedpostimage = { uri: postimage };
    return (
    
       
        {item.item}
        
    
    );
};

 {
    setSelected(item);
        console.log('selected', item.toString());
    }}
    renderItem={item => _renderItem(item)}
/>