feat(Stepper): decimal-length can be string

src/stepper/README.md

@@ -113,18 +113,18 @@ export default {
 | default-value | Default value, valid when v-model is empty | *number \| string* | `1` |
 | step | Value change step | *number \| string* | `1` |
 | name `v2.0.3` | Stepper name | *number \| string* | - |
+| input-width | Input width | *number \| string* | `32px` |
+| button-size `v2.0.5` | Button size | *number \| string* | `28px` |
+| decimal-length `v2.2.1` | Decimal length | *number \| string* | - |
 | integer | Whether to allow only integers | *boolean* | `false` |
 | disabled | Disable value change | *boolean* | `false` |
 | disable-plus `v2.2.16` | Whether to disable plus button | *boolean* | `false` |
 | disable-minus `v2.2.16` | Whether to disable minus button | *boolean* | `false` |
 | disable-input | Whether to disable input | *boolean* | `false` |
 | async-change | Whether to enable async change | *boolean* | `false` | - |
-| input-width | Input width | *number \| string* | `32px` |
-| button-size `v2.0.5` | Button size | *number \| string* | `28px` |
 | show-plus `v2.1.2` | Whether to show plus button | *boolean* | `true` |
 | show-minus `v2.1.2` | Whether to show minus button | *boolean* | `true` |
 | long-press `v2.4.3` | Whether to allow long press | *boolean* | `true` |
-| decimal-length `v2.2.1` | Decimal length | *number* | - |
 
 ### Events
 

src/stepper/README.zh-CN.md

@@ -137,18 +137,18 @@ export default {
 | default-value | 初始值，当 v-model 为空时生效 | *number \| string* | `1` |
 | step | 步长，每次点击时改变的值 | *number \| string* | `1` |
 | name `v2.2.11` | 标识符，可以在`change`事件回调参数中获取 | *number \| string* | - |
+| input-width | 输入框宽度，默认单位为`px` | *number \| string* | `32px` |
+| button-size `v2.0.5` | 按钮大小以及输入框高度，默认单位为`px` | *number \| string* | `28px` |
+| decimal-length `v2.2.1` | 固定显示的小数位数 | *number \| string* | - |
 | integer | 是否只允许输入整数 | *boolean* | `false` |
 | disabled | 是否禁用步进器 | *boolean* | `false` |
 | disable-plus `v2.2.16` | 是否禁用增加按钮 | *boolean* | `false` |
 | disable-minus `v2.2.16` | 是否禁用减少按钮 | *boolean* | `false` |
 | disable-input | 是否禁用输入框 | *boolean* | `false` |
 | async-change | 是否开启异步变更，开启后需要手动控制输入值 | *boolean* | `false` |
-| input-width | 输入框宽度，默认单位为`px` | *number \| string* | `32px` |
-| button-size `v2.0.5` | 按钮大小以及输入框高度，默认单位为`px` | *number \| string* | `28px` |
 | show-plus `v2.1.2` | 是否显示增加按钮 | *boolean* | `true` |
 | show-minus `v2.1.2` | 是否显示减少按钮 | *boolean* | `true` |
 | long-press `v2.4.3` | 是否开启长按手势 | *boolean* | `true` |
-| decimal-length `v2.2.1` | 固定显示的小数位数 | *number* | - |
 
 ### Events
 

src/stepper/index.js

@@ -28,7 +28,7 @@ export default createComponent({
     disablePlus: Boolean,
     disableMinus: Boolean,
     disableInput: Boolean,
-    decimalLength: Number,
+    decimalLength: [Number, String],
     name: {
       type: [Number, String],
       default: '',