修改例子

songyumeng · songyumeng · commit f74aa8c211d0 · 2017-12-27T14:29:56.000+08:00
diff --git a/examples/mapboxgl/04_mathExpressionAnalysisService.html b/examples/mapboxgl/04_mathExpressionAnalysisService.html
@@ -135,8 +135,6 @@
                     "maxzoom": 22
                 });
             }
-        }).on('failed', function (error) {
-            alert(error.errorMsg);
         });
     }
 </script>
