Скачать или смотреть quick start react native dropdown libraries in 2023

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sure! in 2023, there are several great libraries available for implementing dropdowns in react native applications. one of the most popular and widely used libraries for dropdowns is `react-native-picker-select`. this library is simple to use and customizable, making it a great choice for many applications.

quick start with `react-native-picker-select`

step 1: setting up your react native project

if you haven’t already set up a react native project, you can do so using the react native cli or expo. here’s how to create a new project using expo:



step 2: install `react-native-picker-select`

to install the `react-native-picker-select` library, run the following command in your project directory:



or if you are using yarn:



step 3: basic usage of `react-native-picker-select`

now, let’s create a simple dropdown using `react-native-picker-select`. open your `app.js` file and modify it as follows:



explanation of the code

1. **importing dependencies**: we import react, necessary components from react native, and `rnpickerselect` from the installed package.

2. **state management**: we use react's `usestate` to manage the selected value of the dropdown.

3. **dropdown items**: we define an array of objects representing the items that will be shown in the dropdown.

4. **rendering the dropdown**:
we use `rnpickerselect` to create the dropdown.
`onvaluechange` updates the selected value.
`items` prop is passed the array of items.
`placeholder` prop is used to show a placeholder when no value is selected.

5. **styling**: we create a simple style object to style the dropdown and other elements.

step 4: running your app

to see your dropdown in action, run the following command:



this will start your expo development server. you can then open the app on an emulator or a physical device using the expo go app.

customizing the dropdown

you can customize the dropdown further by modifying styles, adding more props (like `icon`, `donete ...

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