# Dropdown

- Page: https://jiguang132.com/resources/daisyui/docs/dropdown
- Resource: daisyUI (https://jiguang132.com/resources/daisyui.md)
- All guides: https://jiguang132.com/resources/daisyui/docs.md

Choose details, Popover API or focus-triggered behavior and test its dismissal rules. Dropdown styling does not implement menu arrow-key navigation, and hover must not be the only touch-accessible trigger.

## Installation and initialization

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

This is a native CSS plugin, not a React component import. Build Tailwind 4 with the daisyUI plugin and load the generated stylesheet before copying an example. See the included setup guide; do not override an existing project's React or Tailwind versions blindly.

```css
@import "tailwindcss";
@plugin "daisyui" { themes: light --default, dark --prefersdark; }
```

## Source and executable behavior

Source files preserve the original code fences, including original comments and demo strings. The $$ class prefix placeholder must be resolved for your plugin configuration: without a prefix, $$btn becomes btn. Copy every listed source file for the chosen example, combine HTML/CSS/JS appropriately and implement native events. The preview's reviewed event adapters are not a backend or an automatically installed application runtime.

## Complete first example

```html
<details class="$$dropdown">
  <summary class="$$btn m-1">open or close</summary>
  <ul class="$$menu $$dropdown-content bg-base-100 $$rounded-box z-1 w-52 p-2 shadow-sm">
    <li><a>Item 1</a></li>
    <li><a>Item 2</a></li>
  </ul>
</details>
```

## All runnable examples

### Dropdown using details and summary

`dropdown-1`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-1.html`

### Dropdown using popover API and anchor positioning

`dropdown-2`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-3.html`
- `examples/dropdown/block-4.jsx`

### Dropdown menu

`dropdown-3`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-6.html`

### Dropdown / aligns to start of button horizontally

`dropdown-4`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-7.html`

### Dropdown / aligns to end of button horizontally

`dropdown-5`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-8.html`

### Dropdown / aligns to center of button horizontally

`dropdown-6`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-9.html`

### Dropdown top

`dropdown-7`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-10.html`

### Dropdown top / aligns to center of button horizontally

`dropdown-8`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-11.html`

### Dropdown top / aligns to end of button horizontally

`dropdown-9`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-12.html`

### Dropdown bottom (default)

`dropdown-10`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-13.html`

### Dropdown bottom (default) / aligns to center of button horizontally

`dropdown-11`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-14.html`

### Dropdown bottom (default) / aligns to end of button horizontally

`dropdown-12`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-15.html`

### Dropdown left

`dropdown-13`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-16.html`

### Dropdown left / aligns to center of button vertically

`dropdown-14`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-17.html`

### Dropdown left / aligns to end of button vertically

`dropdown-15`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-18.html`

### Dropdown right

`dropdown-16`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-19.html`

### Dropdown right / aligns to end of button vertically

`dropdown-17`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-20.html`

### Dropdown right / aligns to center of button vertically

`dropdown-18`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-21.html`

### Dropdown on hover

`dropdown-19`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-22.html`

### Force open

`dropdown-20`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-23.html`

### Force close

`dropdown-21`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-24.html`

### Card as dropdown

`dropdown-22`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-25.html`

### Dropdown in navbar

`dropdown-23`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-26.html`

### Helper dropdown

`dropdown-24`

```bash
npm install -D tailwindcss@4.2.1 @tailwindcss/cli@4.2.1 daisyui@5.7.47
```

- `examples/dropdown/block-27.html`

## Theme, accessibility and verification

Use native data-theme boundaries. Verify keyboard operation, labels, visible focus, disabled/invalid states where applicable, light/dark, mobile and reduced motion. Check your target browser's dialog, popover and CSS feature support. CSS classes do not supply unimplemented JavaScript or business services. Clean up timers and third-party instances; copying a command is not installation success.

## Source and license

https://github.com/saadeghi/daisyui/tree/c51f50130ffefb293179e6fce8de7ad3f307e45f

JGuang authors these bilingual practical notes; this is not a claim of translating the complete upstream documentation. Original Markdown, code and CSS remain available in the source viewer. Preserve MIT and separate dependency notices. All native-package notices are included conservatively, including build tools; no build binary or remote demo image is redistributed. Replace remote media with assets you are authorized to use. Commercial templates are outside this integration.

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