diff --git a/src/Luban.Job.Cfg/Source/Generate/TypeScriptJsonCodeRender.cs b/src/Luban.Job.Cfg/Source/Generate/TypeScriptJsonCodeRender.cs
index 8e50379..85540b4 100644
--- a/src/Luban.Job.Cfg/Source/Generate/TypeScriptJsonCodeRender.cs
+++ b/src/Luban.Job.Cfg/Source/Generate/TypeScriptJsonCodeRender.cs
@@ -26,8 +26,7 @@ namespace {{x.namespace}} {
 export {{if x.is_abstract_type}} abstract {{end}} class {{name}} {{if parent_def_type}} extends {{x.parent}}{{end}} {
 {{~if x.is_abstract_type~}}
     static deserialize(_json_ : any) : {{name}} {
-        switch (_json_.__type__)
-        {
+        switch (_json_.__type__) {
             case null : return null;
         {{~ for child in x.hierarchy_not_abstract_children~}}
             case '{{child.name}}': return new {{child.full_name}}(_json_);
diff --git a/src/Luban.Job.Cfg/Source/TypeVisitors/TypescriptUnderingDeserializeVisitor.cs b/src/Luban.Job.Cfg/Source/TypeVisitors/TypescriptUnderingDeserializeVisitor.cs
index ac3688a..5b394e5 100644
--- a/src/Luban.Job.Cfg/Source/TypeVisitors/TypescriptUnderingDeserializeVisitor.cs
+++ b/src/Luban.Job.Cfg/Source/TypeVisitors/TypescriptUnderingDeserializeVisitor.cs
@@ -97,7 +97,7 @@ namespace Luban.Job.Cfg.TypeVisitors
             }
             else
             {
-                return $"{{ {fieldName} = []; for(var _ele of {jsonVarName}) {{ let _e :{type.ElementType.Apply(TypescriptDefineTypeName.Ins)};{type.ElementType.Apply(this, "_ele", "_e")} {fieldName}.push(_e);}}}}";
+                return $"{{ {fieldName} = []; for(let _ele of {jsonVarName}) {{ let _e :{type.ElementType.Apply(TypescriptDefineTypeName.Ins)};{type.ElementType.Apply(this, "_ele", "_e")} {fieldName}.push(_e);}}}}";
             }
         }
 
@@ -109,7 +109,7 @@ namespace Luban.Job.Cfg.TypeVisitors
             }
             else
             {
-                return $"{{ {fieldName} = []; for(var _ele of {jsonVarName}) {{ let _e : {type.ElementType.Apply(TypescriptDefineTypeName.Ins)};{type.ElementType.Apply(this, "_ele", "_e")} {fieldName}.push(_e);}}}}";
+                return $"{{ {fieldName} = []; for(let _ele of {jsonVarName}) {{ let _e : {type.ElementType.Apply(TypescriptDefineTypeName.Ins)};{type.ElementType.Apply(this, "_ele", "_e")} {fieldName}.push(_e);}}}}";
             }
         }