测试表头

package.json

@@ -26,7 +26,7 @@
     "@vue/cli-service": "^3.0.4",
     "@vue/eslint-config-standard": "^3.0.4",
     "axios": "^0.18.0",
-    "element-ui": "^2.13.1",
+    "element-ui": "^2.4.11",
     "jquery": "^3.4.1",
     "js-md5": "^0.7.3",
     "less": "^3.8.1",