小修改

src/main/java/jty/expressdistributionsystem/DTO/UserModifyInfoDTO.java

@@ -10,6 +10,6 @@ public class UserModifyInfoDTO {
     private String userName;
 
     @NotBlank(message = "手机号不能为空")
-    @Pattern(regexp = "^1[3-9]\\d{9}$")
+    @Pattern(regexp = "^1[3-9]\\d{9}$", message = "手机号不存在")
     private String phone;
 }