docs: fix field value #7817

src/image/demo/index.vue

@@ -1,9 +1,21 @@
 <template>
-  <demo-block :title="t('basicUsage')">
-    <van-row>
-      <van-image width="100" height="100" :src="image" />
-    </van-row>
-  </demo-block>
+  <img
+    v-if="lazyLoad"
+    v-lazy="src"
+    ref="imageRef"
+    :alt="alt"
+    :class="bem('image')"
+    :style="{ objectFit: fit }"
+  />;
+  <img
+    v-else
+    :src="src"
+    :alt="alt"
+    :class="bem('image')"
+    :style="{ objectFit: fit }"
+    @load="onLoad"
+    @error="onError"
+  />
 
   <demo-block :title="t('fitMode')">
     <van-row gutter="20">