diff --git a/format.go b/format.go
index ba5df7c..4834363 100644
--- a/format.go
+++ b/format.go
@@ -21,6 +21,12 @@ var logFormat = PLACEHOLDER_TIMESTAMP + " - [" + PLACEHOLDER_LOGLEVEL + "] > " +
 // current date format (defaults to: "02.01.2006 15:04:05")
 var dateFormat = "02.01.2006 15:04:05"
 
+// current time diff format (defaults to: "[$TIMEDIFF$]")
+var timediffFormat = "[" + PLACEHOLDER_TIMEDIFF + "]"
+
+// current extras format (defaults to: "($EXTRAS$)")
+var extrasFormat = "(" + PLACEHOLDER_EXTRAS + ")"
+
 // current extras separator (defaults to: "|")
 var extrasSeparator = "|"
 
@@ -53,3 +59,23 @@ func GetExtrasSeparator() string {
 func SetExtrasSeparator(separator string) {
 	extrasSeparator = separator
 }
+
+// get current extras format
+func GetExtrasFormat() string {
+	return extrasFormat
+}
+
+// set current extras format
+func SetExtrasFormat(format string) {
+	extrasFormat = format
+}
+
+// get current time diff format
+func GetTimediffFormat() string {
+	return timediffFormat
+}
+
+// set current time diff format
+func SetTimediffFormat(format string) {
+	timediffFormat = format
+}
diff --git a/print.go b/print.go
index 7eebccc..f5037d5 100644
--- a/print.go
+++ b/print.go
@@ -68,12 +68,16 @@ func print(logLevel logLevel, message string, timestamp int64, extras ...string)
 	formatted = strings.ReplaceAll(formatted, PLACEHOLDER_TIMESTAMP, now.Format(GetDateFormat()))
 	formatted = strings.ReplaceAll(formatted, PLACEHOLDER_LOGLEVEL, logLevel.name)
 	formatted = strings.ReplaceAll(formatted, PLACEHOLDER_MESSAGE, message)
+	tmp := ""
 	if len(extras) > 0 {
-		formatted = strings.ReplaceAll(formatted, PLACEHOLDER_EXTRAS, strings.Join(extras, GetExtrasSeparator()))
+		tmp = strings.Join(extras, GetExtrasSeparator())
 	}
+	formatted = strings.ReplaceAll(formatted, GetExtrasFormat(), tmp)
+	tmp = ""
 	if timestamp >= 0 {
-		formatted = strings.ReplaceAll(formatted, PLACEHOLDER_TIMEDIFF, strconv.FormatInt(now.UnixMilli()-timestamp, 10)+"ms")
+		tmp = strconv.FormatInt(now.UnixMilli()-timestamp, 10) + "ms"
 	}
+	formatted = strings.ReplaceAll(formatted, GetTimediffFormat(), tmp)
 	fmt.Println(formatted)
 	if logLevel.level == FatalLevel.level {
 		os.Exit(1)