diff --git a/src/tool/util.js b/src/tool/util.js
index 770fe315..0b82f3b9 100644
--- a/src/tool/util.js
+++ b/src/tool/util.js
@@ -684,27 +684,28 @@ function isValidUrl(string) {
 }
 
 export {
-  isEmail,
-  getUploadUrl,
-  getUniversalZoomLevel,
-  rgbaToHex,
-  getMinioUrl,
-  base64ToFile,
-  dataURLtoFile,
-  blobToFile,
-  base64toFile,
-  rgbToHsv,
-  formatTime,
-  dataURLtoBlob,
-  isMoible,
-  downloadIamge,
-  downloadVideoWithFetch,
-  getBrowserInfo,
-  setPubDate,
-  murmur,
-  setGradual,
-  calculateGradientCoordinate,
-  segmentImage,
-  UrlToFile,
-  sketchToMask
+	isEmail,
+	getUploadUrl,
+	getUniversalZoomLevel,
+	rgbaToHex,
+	getMinioUrl,
+	base64ToFile,
+	dataURLtoFile,
+	blobToFile,
+	base64toFile,
+	rgbToHsv,
+	formatTime,
+	dataURLtoBlob,
+	isMoible,
+	downloadIamge,
+	downloadVideoWithFetch,
+	getBrowserInfo,
+	setPubDate,
+	murmur,
+	setGradual,
+	calculateGradientCoordinate,
+	segmentImage,
+	UrlToFile,
+	sketchToMask,
+	isValidUrl
 }
\ No newline at end of file