Update feature_signature_def.cc (#4024)

Shouren · Shouren · commit c1766bbe047c · 2025-02-19T15:33:49.000+08:00
diff --git a/hybridse/src/udf/default_defs/feature_signature_def.cc b/hybridse/src/udf/default_defs/feature_signature_def.cc
@@ -276,7 +276,7 @@ struct GCFormat {
     }
 
     std::string Output() {
-        std::string instance_index_str = "";
+        std::string instance_index_str = " ";
         if (instance_index >= 0) {
             instance_index_str = " " + std::to_string(instance_index);
         }

Original file line number	Diff line number	Diff line change
`@@ -276,7 +276,7 @@ struct GCFormat {`
`276`	`276`	`}`
`277`	`277`
`278`	`278`	`std::string Output() {`
`279`		`- std::string instance_index_str = "";`
	`279`	`+ std::string instance_index_str = " ";`
`280`	`280`	`if (instance_index >= 0) {`
`281`	`281`	`instance_index_str = " " + std::to_string(instance_index);`
`282`	`282`	`}`