react-родной массив. Фильтр с помощью индексной функции стрелки
//
// in react-native, removing an item from an array. SelectedStoryPhotos is the array name, remember item is the array item, index is it's position in the arry, picture
// index is the index of the array item you want removed passed in.
//
this.setState(state => {
const selectedStoryPhotos = state.selectedStoryPhotos.filter((item, index) => pictureindex !== index);
return {selectedStoryPhotos,
};
});
Anorak