Merge pull request #37 from zhaoyuguang/develop

rk-select.vue bugfix
diff --git a/src/components/rk-select.vue b/src/components/rk-select.vue
index 3f92880..61a8384 100644
--- a/src/components/rk-select.vue
+++ b/src/components/rk-select.vue
@@ -26,7 +26,7 @@
   search: string = '';
   visible: boolean = false;
   get filterData() {
-    return this.data.filter((i: any) => i.toString().indexOf(this.search) !== -1);
+    return this.data.filter(i => i.label.indexOf(this.search) !== -1);
   }
   handleOpen() {
     this.visible = true;