diff --git a/gplx.xowa.mediawiki/src/gplx/xowa/mediawiki/XophpUtility.java b/400_xowa/src/gplx/xowa/mediawiki/XophpUtility.java
similarity index 58%
rename from gplx.xowa.mediawiki/src/gplx/xowa/mediawiki/XophpUtility.java
rename to 400_xowa/src/gplx/xowa/mediawiki/XophpUtility.java
index 6147411c4..2b4176149 100644
--- a/gplx.xowa.mediawiki/src/gplx/xowa/mediawiki/XophpUtility.java
+++ b/400_xowa/src/gplx/xowa/mediawiki/XophpUtility.java
@@ -15,9 +15,42 @@ Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
 */
 package gplx.xowa.mediawiki; import gplx.*; import gplx.xowa.*;
 public class XophpUtility {
-	public static boolean empty(byte[] v)   {return v == null || v.length == 0;}
-	public static boolean empty(boolean v)     {return v == false;}
-	public static boolean empty(int v)      {return v == 0;}
+	// REF.PHP:http://php.net/manual/en/function.empty.php
+	public static boolean empty(String v)     {return v == null || String_.Len_eq_0(v);}
+	public static boolean empty(byte[] v)     {return v == null || v.length == 0;}
+	public static boolean empty(boolean v)       {return v == false;}
+	public static boolean empty(int v)        {return v == 0;}
+	public static boolean empty(double v)     {return v == 0;}
+	public static boolean empty_obj(Object v) {
+		if (v == null)
+			return true;
+
+		Class<?> type = Type_.Type_by_obj(v);
+		if (Type_.Eq(type, Bool_.Cls_ref_type)) {
+			if (!Bool_.Cast(v))
+				return true;
+		}
+		else if (Type_.Eq(type, Int_.Cls_ref_type)) {
+			if (Int_.Cast(v) == 0)
+				return true;
+		}
+		else if (Type_.Eq(type, Double_.Cls_ref_type)) {
+			if (Double_.cast(v) == 0)
+				return true;
+		}
+		else if (Type_.Eq(type, String_.Cls_ref_type)) {
+			String s = String_.cast(v);
+			if (String_.Len_eq_0(s) || String_.Eq(s, "0"))
+				return true;
+		}
+		else {
+			if (Type_.Is_array(type)) {
+				if (Array_.Len(Array_.cast(v)) == 0)
+					return true;
+			}
+		}
+		return false;
+	}
 	public static boolean isset(byte[] v)   {return v != null;}
 	public static boolean isset(int v)      {return v != NULL_INT;}
 	public static boolean isset(double v)   {return v != NULL_DOUBLE;}
diff --git a/400_xowa/src/gplx/xowa/mediawiki/XophpUtilityTest.java b/400_xowa/src/gplx/xowa/mediawiki/XophpUtilityTest.java
new file mode 100644
index 000000000..1e7dcae8e
--- /dev/null
+++ b/400_xowa/src/gplx/xowa/mediawiki/XophpUtilityTest.java
@@ -0,0 +1,44 @@
+/*
+XOWA: the XOWA Offline Wiki Application
+Copyright (C) 2012-2017 gnosygnu@gmail.com
+
+XOWA is licensed under the terms of the General Public License (GPL) Version 3,
+or alternatively under the terms of the Apache License Version 2.0.
+
+You may use XOWA according to either of these licenses as is most appropriate
+for your project on a case-by-case basis.
+
+The terms of each license can be found in the source code repository:
+
+GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
+Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
+*/
+package gplx.xowa.mediawiki; import gplx.*; import gplx.xowa.*;
+import org.junit.*; import gplx.core.tests.*;
+public class XophpUtilityTest {
+	private final    XophpUtilityFxt fxt = new XophpUtilityFxt();
+	@Test  public void Empty_obj() {
+		fxt.Test_empty_obj_y("");            // "" (an empty String)
+		fxt.Test_empty_obj_y(0);             // 0 (0 as an integer)
+		fxt.Test_empty_obj_y(0.0d);          // 0.0 (0 as a float)
+		fxt.Test_empty_obj_y("0");           // "0" (0 as a String)
+		fxt.Test_empty_obj_y(null);          // NULL
+		fxt.Test_empty_obj_y(false);         // FALSE
+		fxt.Test_empty_obj_y(new int[0]);    // array() (an empty array)
+
+		fxt.Test_empty_obj_n(Bool_.Y);
+		fxt.Test_empty_obj_n("a");
+		fxt.Test_empty_obj_n(9);
+		fxt.Test_empty_obj_n(0.8d);
+		fxt.Test_empty_obj_n("7");
+		fxt.Test_empty_obj_n(true);
+		fxt.Test_empty_obj_n(new int[1]);
+	}
+}
+class XophpUtilityFxt {
+	public void Test_empty_obj_n(Object o) {Test_empty_obj(Bool_.N, o);}
+	public void Test_empty_obj_y(Object o) {Test_empty_obj(Bool_.Y, o);}
+	public void Test_empty_obj(boolean expd, Object o) {
+		Gftest.Eq__bool(expd, XophpUtility.empty_obj(o), Object_.Xto_str_strict_or_empty(o));
+	}
+}
diff --git a/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language.java b/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language.java
index 2836ec2ff..e65753424 100644
--- a/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language.java
+++ b/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language.java
@@ -15,6 +15,7 @@ Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
 */
 package gplx.xowa.xtns.scribunto.libs; import gplx.*; import gplx.xowa.*; import gplx.xowa.xtns.*; import gplx.xowa.xtns.scribunto.*;
 import gplx.xowa.langs.*;
+import gplx.xowa.mediawiki.*;
 import gplx.xowa.xtns.pfuncs.times.*; import gplx.xowa.langs.numbers.*; import gplx.xowa.xtns.pfuncs.numbers.*; import gplx.xowa.langs.durations.*;
 import gplx.xowa.xtns.scribunto.procs.*;
 public class Scrib_lib_language implements Scrib_lib {
@@ -182,9 +183,7 @@ public class Scrib_lib_language implements Scrib_lib {
 		if (num != null) {	// MW: if num present, check options table for noCommafy arg;
 			Keyval[] kv_ary = args.Cast_kv_ary_or_null(2);
 			if (kv_ary != null) {
-				Object skip_commafy_obj = Keyval_.Ary_get_by_key_or_null(kv_ary, "noCommafy");
-				if (skip_commafy_obj != null)
-					skip_commafy = Bool_.Cast(skip_commafy_obj);
+				skip_commafy = !XophpUtility.empty_obj(Keyval_.Ary_get_by_key_or_null(kv_ary, "noCommafy"));
 			}
 		}
 		byte[] rv = lang.Num_mgr().Format_num(num, skip_commafy);
diff --git a/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language_tst.java b/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language_tst.java
index 204bd8a3e..1909c7c0f 100644
--- a/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language_tst.java
+++ b/400_xowa/src/gplx/xowa/xtns/scribunto/libs/Scrib_lib_language_tst.java
@@ -91,6 +91,7 @@ public class Scrib_lib_language_tst {
 		fxt.Test_scrib_proc_str(lib, Scrib_lib_language.Invk_formatNum, Object_.Ary("en", "1234"), "1,234");		// String passed (not int)
 		fxt.Test_scrib_proc_str(lib, Scrib_lib_language.Invk_formatNum, Object_.Ary("en", "1234", Keyval_.Ary(Keyval_.new_("noCommafy", true)))		, "1234");		// noCommafy.y
 		fxt.Test_scrib_proc_str(lib, Scrib_lib_language.Invk_formatNum, Object_.Ary("en", "1234", Keyval_.Ary(Keyval_.new_("noCommafy", false)))	, "1,234");		// noCommafy.n
+		fxt.Test_scrib_proc_str(lib, Scrib_lib_language.Invk_formatNum, Object_.Ary("en", "1234", Keyval_.Ary(Keyval_.new_("noCommafy", "y")))		, "1234");		// noCommafy."y"; ISSUE#:372 DATE:2019-03-02
 	}
 	@Test  public void FormatDate() {
 		fxt.Test_scrib_proc_str(lib, Scrib_lib_language.Invk_formatDate, Object_.Ary("en", "Y-m-d", "2013-03-17", false), "2013-03-17");