- reimplement TrimBlanChar

utils/utils.go

@@ -196,10 +196,7 @@ func FilterMb4(content string) string {
 }
 
 func TrimBlanChar(str string) string {
-	return strings.TrimFunc(str, func(value rune) bool {
-		strValue := string(value)
-		return strValue == " " || strValue == "\t" || strValue == "\n" || strValue == "\r"
-	})
+	return strings.Trim(str, "\n\r\t ")
 }
 
 func RemoveGeneralMapKeys(obj map[string]interface{}, keys ...string) map[string]interface{} {

utils/utils_test.go

@@ -125,3 +125,12 @@ func TestRemoveGeneralMapKeys(t *testing.T) {
 		t.Fatal("RemoveGeneralMapKeys handle nil wrong")
 	}
 }
+
+func TestTrimBlanChar(t *testing.T) {
+	str := `
+	 	大小21 
+	   `
+	if TrimBlanChar(str) != "大小21" {
+		t.Fatal("TrimBlanChar doesn't work")
+	}
+}