docs: remove toRefs

src/field/README.md

@@ -38,15 +38,15 @@ export default {
 Use `type` prop to custom different type fields.
 
 ```html
-<van-field v-model="text" label="Text" />
-<van-field v-model="tel" type="tel" label="Phone" />
-<van-field v-model="digit" type="digit" label="Digit" />
-<van-field v-model="number" type="number" label="Number" />
-<van-field v-model="password" type="password" label="Password" />
+<van-field v-model="state.text" label="Text" />
+<van-field v-model="state.tel" type="tel" label="Phone" />
+<van-field v-model="state.digit" type="digit" label="Digit" />
+<van-field v-model="state.number" type="number" label="Number" />
+<van-field v-model="state.password" type="password" label="Password" />
 ```
 
 ```js
-import { reactive, toRefs } from 'vue';
+import { reactive } from 'vue';
 
 export default {
   setup() {
@@ -58,9 +58,7 @@ export default {
       password: '',
     });
 
-    return {
-      ...toRefs(state),
-    };
+    return { state };
   },
 };
 ```
@@ -79,14 +77,14 @@ export default {
 ```html
 <van-cell-group>
   <van-field
-    v-model="value1"
+    v-model="state.value1"
     label="Text"
     left-icon="smile-o"
     right-icon="warning-o"
     placeholder="Show Icon"
   />
   <van-field
-    v-model="value2"
+    v-model="state.value2"
     clearable
     label="Text"
     left-icon="music-o"
@@ -96,7 +94,7 @@ export default {
 ```
 
 ```js
-import { reactive, toRefs } from 'vue';
+import { reactive } from 'vue';
 
 export default {
   setup() {
@@ -105,9 +103,7 @@ export default {
       value2: '123',
     });
 
-    return {
-      ...toRefs(state),
-    };
+    return { state };
   },
 };
 ```
@@ -153,13 +149,13 @@ Use `formatter` prop to format the input value.
 
 ```html
 <van-field
-  v-model="value1"
+  v-model="state.value1"
   label="Text"
   :formatter="formatter"
   placeholder="Format On Change"
 />
 <van-field
-  v-model="value2"
+  v-model="state.value2"
   label="Text"
   :formatter="formatter"
   format-trigger="onBlur"
@@ -168,7 +164,7 @@ Use `formatter` prop to format the input value.
 ```
 
 ```js
-import { reactive, toRefs } from 'vue';
+import { reactive } from 'vue';
 
 export default {
   setup() {
@@ -179,7 +175,7 @@ export default {
     const formatter = (value) => value.replace(/\d/g, '');
 
     return {
-      ...toRefs(state),
+      state,
       formatter,
     };
   },