javascript map only first element code example

Example 1: get first 10 items of array javascript

const list = ['apple', 'banana', 'orange', 'strawberry']
const size = 3
const items = list.slice(0, size) // res: ['apple', 'banana', 'orange']

Example 2: react map array limit

var film = this.props.data.slice(0, 5).map((item) => {
        return <FilmItem key={item.id} film={item} />
    });

return film;