diff --git a/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/AbstractDataSet.java b/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/AbstractDataSet.java
index c981f79d48e1e9710e5501cf924673ccc631aa62..25ffb50bca11ce928268a9b7a5423355e4ad326f 100644
--- a/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/AbstractDataSet.java
+++ b/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/AbstractDataSet.java
@@ -31,7 +31,7 @@ public abstract class AbstractDataSet implements DataSet {
 	}
 
 	protected void throwNotSupportMethod() throws Exception {
-		throw new Exception(ResourceBundleUtil.getResourceMessage("dataset.onlyread.error", "dataset.fields.notfound"));
+		throw new Exception(ResourceBundleUtil.getResourceMessage("dataset", "dataset.onlyread.error"));
 	}
 
 	protected Integer getColumn(String fieldName) {
diff --git a/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/GroupDataSet.java b/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/GroupDataSet.java
index c9b24fdb53d38a7ef864add56f76ad3074d1c505..de1f80fd03a7aacb1425dbb6ee420aee2ed77c83 100644
--- a/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/GroupDataSet.java
+++ b/org.tinygroup.tinyscript.dataset/src/main/java/org/tinygroup/tinyscript/dataset/GroupDataSet.java
@@ -82,15 +82,20 @@ public abstract class GroupDataSet extends DynamicDataSet {
 		}
 
 		StringBuilder sb = new StringBuilder();
+		sb.append("----------------------------------------\n");
 		for (int k = 0; k < dataSets.size(); k++) {
 			try {
-				for (Field f : dataSets.get(k).getFields()) {
-					sb.append(f.getName()).append(" ");
-				}
-				for (AggregateResult result : list) {
-					sb.append(result.getName()).append(" ");
-				}
-				sb.append("\n");
+				if(k == 0) {
+					for (Field f : dataSets.get(k).getFields()) {
+						sb.append(f.getName()).append(" ");
+					}
+					for (AggregateResult result : list) {
+						sb.append(result.getName()).append(" ");
+					}
+					sb.append("\n");
+				}		
+				
+				sb.append("----------------------------------------\n");
 				for (int i = 0; i < dataSets.get(k).getRows(); i++) {
 					for (int j = 0; j < dataSets.get(k).getColumns(); j++) {
 						sb.append(dataSets.get(k).getData(getShowIndex(i), getShowIndex(j))).append(" ");
@@ -105,7 +110,7 @@ public abstract class GroupDataSet extends DynamicDataSet {
 				throw new RuntimeException(e);
 			}
 		}
-
+		sb.append("----------------------------------------\n");
 		return sb.toString();
 	}
 
diff --git a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/intersect.ts b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/intersect.ts
index 78539cba5de680c243905a82ab8291224c502bf9..9ba5137ebdb7d86389c9825b21af689bceb6637d 100644
--- a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/intersect.ts
+++ b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/intersect.ts
@@ -1,28 +1,13 @@
 dataSet1 = readTxt("/dataSetExample/data1.txt");
 dataSet2 = readTxt("/dataSetExample/data2.txt");
 result = dataSet1.intersect(dataSet2,()->{ return name+"|"+weight; });
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.intersect(dataSet2,["name","weight"]);
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.intersect(dataSet2,"name");
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 
 
 
diff --git a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/subtract.ts b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/subtract.ts
index 5e7ba78e145d4d42654b7473b9d7ce9659d2db6a..3619bfae3c078d8ee21fe3e22c8f8e5f6c0c222f 100644
--- a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/subtract.ts
+++ b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/subtract.ts
@@ -1,28 +1,13 @@
 dataSet1 = readTxt("/dataSetExample/data1.txt");
 dataSet2 = readTxt("/dataSetExample/data2.txt");
 result = dataSet1.subtract(dataSet2,()->{return name+"|"+weight;});
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.subtract(dataSet2,["name","weight"]);
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.subtract(dataSet2,"name");
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 
 
 
diff --git a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/union.ts b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/union.ts
index 565acdb56727347b09745274a500103c462008d5..e38784a74393850b46e4f72888e1cb8080456cad 100644
--- a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/union.ts
+++ b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/union.ts
@@ -1,28 +1,13 @@
 dataSet1 = readTxt("/dataSetExample/data1.txt");
 dataSet2 = readTxt("/dataSetExample/data2.txt");
 result = dataSet1.unite(dataSet2,()->{ return name+"|"+weight; });
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.unite(dataSet2,["name","weight"]);
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.unite(dataSet2,"name");
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 
 
 
diff --git a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/xor.ts b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/xor.ts
index ae9d2399227ee60a6fa52ca8b08a08cb89c90365..c4da6d958e6aad7af82d77ac5290b48f2c8ef8d8 100644
--- a/org.tinygroup.tinyscript/src/test/resources/dataSetExample/xor.ts
+++ b/org.tinygroup.tinyscript/src/test/resources/dataSetExample/xor.ts
@@ -1,28 +1,13 @@
 dataSet1 = readTxt("/dataSetExample/data1.txt");
 dataSet2 = readTxt("/dataSetExample/data2.txt");
 result = dataSet1.xor(dataSet2,()->{ return name+"|"+weight; });
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.xor(dataSet2,["name","weight"]);
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 println("================================================================");
 result = dataSet1.xor(dataSet2,"name");
-for(i = 1;i<=result.getRows();i++){
-	for(j=1;j<=result.getColumns();j++){
-		print(result[i][j]+" ");
-	}
-	println();
-}
+println(result);
 
 
 
diff --git a/org.tinygroup.tinyscript/src/test/resources/example/financing.tinyscript b/org.tinygroup.tinyscript/src/test/resources/example/financing.tinyscript
index b99ac392ee55c61cbef24152e3d45296b19f563b..11d275a982922e3f696e658897a792b79a773914 100644
--- a/org.tinygroup.tinyscript/src/test/resources/example/financing.tinyscript
+++ b/org.tinygroup.tinyscript/src/test/resources/example/financing.tinyscript
@@ -31,7 +31,7 @@ printResult(money,days,ele)->{//对结果进行打印
 	}
 	println("总价值："+sumIncome(ele,temp,days));	
 };
-caculate(money,days)->{
+calculate(money,days)->{
 	investmentprogram = null;//投资方案结果
 	result = 0;//最大收益
 	list.combine((ele)->{
@@ -43,7 +43,7 @@ caculate(money,days)->{
 	});
 	return investmentprogram;
 };
-printResult(5000,80,caculate(5000,80));
-printResult(3000,30,caculate(3000,30));
-printResult(3000,60,caculate(3000,60));
-printResult(2000,20,caculate(2000,20));
\ No newline at end of file
+printResult(5000,80,calculate(5000,80));
+printResult(3000,30,calculate(3000,30));
+printResult(3000,60,calculate(3000,60));
+printResult(2000,20,calculate(2000,20));
\ No newline at end of file