Anonymize users on a group by ImportManager class

This script is for anonymizing users on a group by Import Manager class

number groupResourceId = ;
if (Group_isMemberOfGroup(User_getLoggedInUser().ResourceId, groupResourceId)) print("You are member of the group, the script cannot continue");
else{
	array Headers = {"userId","PhoneType_NotIdentified","PhoneType_Home1","PhoneType_Home2","PhoneType_Mobile1","PhoneType_Mobile2","PhoneType_Business1","PhoneType_Business2","PhoneType_HomeFax","PhoneType_BusinessFax","First name","Middle name","Last name","User_Email","User_Address","User_City","User_Region","User_Zipcode"};
	array importData;
	array a = User_getUsersByGroupResourceId (groupResourceId);
	if(a.Count == 0) print("The group has no user");
	else{
		array data = {0};
		for(j for 0; 9)//9 user phonenumber types
			data.Add("#ERASE");
		for(k for 0; Headers.Count-10)
			data.Add(empty);
		for(i for 0; a.Count) {
			array data2 = new Array(data);
			data2[0] = a[i].PrimaryKey;
			importData.Add(data2);
		}
		Bool advancedMode=false;
		ImportManager import = new ImportManager (Headers, importData, advancedMode, groupResourceId); 
		string userIdColumnName = "userId";
		string userNameMask = "";
		bool generatePasswords = false; 
		bool importUserInfo = true;
		bool importPhoneNumber = true;
		bool importAddress = true;
		bool importPoints = false;
		bool importQualification = false;
		number parentResourceId = 0;
		Dictionary mapping = new Dictionary();
		import.Language = "en-US";
		import.SetUserImportOptions(userIdColumnName, userNameMask, generatePasswords, importUserInfo, importPhoneNumber, importAddress, importPoints, importQualification, parentResourceId, mapping);
		import.Validate();
		import.Import();
		print("Done");
	}
}