doc: Update search.vue (#4872)

litong534 · web-flow · commit 74038a0f612d · 2021-11-20T13:28:59.000+08:00
add missing props
diff --git a/components/select/demo/search.vue b/components/select/demo/search.vue
@@ -23,6 +23,7 @@ Search the options while expanded.
     placeholder="Select a person"
     style="width: 200px"
     :options="options"
+    :filter-option="filterOption"
     @focus="handleFocus"
     @blur="handleBlur"
     @change="handleChange"
