152 lines
3.1 KiB
Markdown
152 lines
3.1 KiB
Markdown
# Badge
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### Intro
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Display the logo number or small red dot in the upper right corner.
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### Install
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Register component globally via `app.use`, refer to [Component Registration](#/en-US/advanced-usage#zu-jian-zhu-ce) for more registration ways。
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```js
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import { createApp } from 'vue';
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import { Badge } from 'vant';
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const app = createApp();
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app.use(Badge);
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```
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## Usage
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### Basic Usage
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```html
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<van-badge :content="5">
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<div class="child" />
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</van-badge>
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<van-badge :content="10">
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<div class="child" />
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</van-badge>
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<van-badge content="Hot">
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<div class="child" />
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</van-badge>
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<van-badge dot>
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<div class="child" />
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</van-badge>
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<style>
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.child {
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width: 40px;
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height: 40px;
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background: #f2f3f5;
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border-radius: 4px;
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}
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</style>
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```
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### Max
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```html
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<van-badge :content="20" max="9">
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<div class="child" />
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</van-badge>
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<van-badge :content="50" max="20">
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<div class="child" />
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</van-badge>
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<van-badge :content="200" max="99">
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<div class="child" />
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</van-badge>
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```
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### Custom Color
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```html
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<van-badge :content="5" color="#1989fa">
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<div class="child" />
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</van-badge>
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<van-badge :content="10" color="#1989fa">
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<div class="child" />
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</van-badge>
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<van-badge dot color="#1989fa">
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<div class="child" />
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</van-badge>
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```
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### Custom Content
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Use `content` slot to custom :content of badge.
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```html
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<van-badge>
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<div class="child" />
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<template #content>
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<van-icon name="success" class="badge-icon" />
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</template>
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</van-badge>
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<van-badge>
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<div class="child" />
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<template #content>
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<van-icon name="cross" class="badge-icon" />
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</template>
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</van-badge>
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<van-badge>
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<div class="child" />
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<template #content>
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<van-icon name="down" class="badge-icon" />
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</template>
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</van-badge>
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```
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```css
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.badge-icon {
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display: block;
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font-size: 10px;
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line-height: 16px;
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}
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```
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### Standalone
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```html
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<van-badge :content="20" />
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<van-badge :content="200" max="99" />
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```
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## API
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### Props
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| Attribute | Description | Type | Default |
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| --- | --- | --- | --- |
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| content | Badge content | _number \| string_ | - |
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| color | Background color | _string_ | `#ee0a24` |
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| dot | Whether to show dot | _boolean_ | `false` |
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| max | Max value，show `{max}+` when exceed，only works when content is number | _number \| string_ | - |
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| offset `v3.0.5` | Offset of badge dot | _[number, number]_ | - |
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| show-zero `v3.0.10` | Whether to show badge when content is zero | _boolean_ | `true` |
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### Slots
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| Name | Description |
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| ------- | -------------------- |
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| default | Default slot |
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| content | Custom badge content |
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### Less Variables
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How to use: [Custom Theme](#/en-US/theme).
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| Name | Default Value | Description |
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| --- | --- | --- |
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| @badge-size | `16px` | - |
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| @badge-color | `@white` | - |
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| @badge-padding | `0 3px` | - |
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| @badge-font-size | `@font-size-sm` | - |
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| @badge-font-weight | `@font-weight-bold` | - |
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| @badge-border-width | `@border-width-base` | - |
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| @badge-background-color | `@red` | - |
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| @badge-dot-color | `@red` | - |
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| @badge-dot-size | `8px` | - |
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| @badge-font-family | `-apple-system-font, Helvetica Neue, Arial, sans-serif` | - |
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