diff --git a/pkg/configutils/variable.go b/pkg/configutils/variable.go
index 448f6a6..ade4b37 100644
--- a/pkg/configutils/variable.go
+++ b/pkg/configutils/variable.go
@@ -8,6 +8,7 @@ import (
 	stringutil "github.com/iwind/TeaGo/utils/string"
 	"net/url"
 	"regexp"
+	"strconv"
 	"strings"
 	"sync"
 )
@@ -183,6 +184,9 @@ func doStringModifiers(value string, modifiers []string) string {
 			value = strings.ToLower(value)
 		case "toUpperCase":
 			value = strings.ToUpper(value)
+		case "quote":
+			value = strconv.Quote(value)
+
 		}
 	}
 	return value
diff --git a/pkg/configutils/variable_test.go b/pkg/configutils/variable_test.go
index 1af4ebb..0d44998 100644
--- a/pkg/configutils/variable_test.go
+++ b/pkg/configutils/variable_test.go
@@ -115,6 +115,29 @@ func TestParseVariables_Modifier(t *testing.T) {
 		}
 		return "${" + varName + "}"
 	}))
+
+	// quote
+	t.Log("quote(abc)", "=>", configutils.ParseVariables("${var|quote}", func(varName string) (value string) {
+		switch varName {
+		case "var":
+			return "abc"
+		}
+		return "${" + varName + "}"
+	}))
+	t.Log("quote(\"ABC\"123)", "=>", configutils.ParseVariables("${var|quote}", func(varName string) (value string) {
+		switch varName {
+		case "var":
+			return "\"ABC\"123"
+		}
+		return "${" + varName + "}"
+	}))
+	t.Log("quote('ABC'123)", "=>", configutils.ParseVariables("${var|quote}", func(varName string) (value string) {
+		switch varName {
+		case "var":
+			return "'ABC'123"
+		}
+		return "${" + varName + "}"
+	}))
 }
 
 func TestParseHolders(t *testing.T) {