diff --git a/README.md b/README.md
index bae01cc..a89265d 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ SHA256 digest for SQLinDS: FCD7EE5B59E08CD1A2E31F6A5D94D7275C99AFFAACEA3D187F60A
 SHA256 digest for DFA: CC19058354D4B51F0675A8414F18089CCC583AA45822CEFC79368F06D8715846
 
 
-- **macroArray**\[0.5\], implementation of an array concept in a macrolanguage, e.g. 
+- **macroArray**\[0.6\], implementation of an array concept in a macrolanguage, e.g. 
 ```
   %array(ABC[17] (111:127), macarray=Y); 
   
@@ -107,7 +107,7 @@ SHA256 digest for DFA: CC19058354D4B51F0675A8414F18089CCC583AA45822CEFC79368F06D
       which = 1:H:2
   );
 ```
-SHA256 digest for macroArray: 96215AC04EF26C97719F6B1EDA5ACAF7DD491B7F2DDDE9985A0560CD2916ABA1
+SHA256 digest for macroArray: 022A7CD5F0C1E72032CC3426A8AC53D61A8766868B6B48195BC69F59007323B8
 
 [Documentation for macroArray](https://github.com/yabwon/SAS_PACKAGES/blob/master/packages/macroarray.md "Documentation for macroArray")
 
diff --git a/packages/README.md b/packages/README.md
index 9b973c0..fa33917 100644
--- a/packages/README.md
+++ b/packages/README.md
@@ -55,7 +55,7 @@ SHA256 digest for DFA: CC19058354D4B51F0675A8414F18089CCC583AA45822CEFC79368F06D
 
 ---
 
-- **macroArray**\[0.5\], implementation of an array concept in a macro language, e.g. 
+- **macroArray**\[0.6\], implementation of an array concept in a macro language, e.g. 
 ```
   %array(ABC[17] (111:127), macarray=Y); 
   
@@ -74,7 +74,7 @@ SHA256 digest for DFA: CC19058354D4B51F0675A8414F18089CCC583AA45822CEFC79368F06D
       which = 1:H:2
   );
 ```
-SHA256 digest for macroArray: 96215AC04EF26C97719F6B1EDA5ACAF7DD491B7F2DDDE9985A0560CD2916ABA1
+SHA256 digest for macroArray: 022A7CD5F0C1E72032CC3426A8AC53D61A8766868B6B48195BC69F59007323B8
 
 [Documentation for macroArray](https://github.com/yabwon/SAS_PACKAGES/blob/master/packages/macroarray.md "Documentation for macroArray")
 
diff --git a/packages/SHA256_for_packages.txt b/packages/SHA256_for_packages.txt
index 6defa5a..e5516a4 100644
--- a/packages/SHA256_for_packages.txt
+++ b/packages/SHA256_for_packages.txt
@@ -1,3 +1,6 @@
+/* 20201017 */
+macroArray: 022A7CD5F0C1E72032CC3426A8AC53D61A8766868B6B48195BC69F59007323B8
+
 /* 20201014 */
 BasePlus: 4E0C2A45CF8A5863C0D054568C712D10A296240877D604E77A778451A740874B
 DFA: CC19058354D4B51F0675A8414F18089CCC583AA45822CEFC79368F06D8715846
diff --git a/packages/macroarray.md b/packages/macroarray.md
index 9eed0e1..6357c5c 100644
--- a/packages/macroarray.md
+++ b/packages/macroarray.md
@@ -13,7 +13,7 @@
 
 ---
 
-# The macroArray package [ver. 0.5] <a name="macroarray-package"></a> ###############################################
+# The macroArray package [ver. 0.6] <a name="macroarray-package"></a> ###############################################
 
 The **macroArray** package implements a macro array facility:
 - `%array()`,
@@ -63,7 +63,7 @@ Required SAS Components:
 *SAS package generated by generatePackage, version 20200911*
 
 The SHA256 hash digest for package macroArray: 
-`96215AC04EF26C97719F6B1EDA5ACAF7DD491B7F2DDDE9985A0560CD2916ABA1`
+`022A7CD5F0C1E72032CC3426A8AC53D61A8766868B6B48195BC69F59007323B8`
 
 ---
 # Content description ############################################################################################
@@ -306,7 +306,12 @@ The basic syntax is the following, the `<...>` means optional parameters:
                   or when used with second parameter equal `I` (insert) allow to overwrite macroarrays 
                   value: 
                     `%let %myArr(17,i) = 42;`
-
+                  If set to `M` then for a given array name the macro symbols table is scanned for
+                  macrovariables with prefix like the array name and numeric suffixes, 
+                  then the minimum and the maximum index is determined
+                  and all not existing global macrovariables are created and
+                  a macro is generated in the same way as for the `Y` value
+                  
 * `ds=` -        *Optional*, use a dataset as a basis for a macroarray data, 
                  if used by default overwrites use of the `array` parameter, honors `macarray=` 
                  argument, dataset options are allowed, e.g. `sashelp.class(obs=5)`
@@ -570,6 +575,19 @@ The basic syntax is the following, the `<...>` means optional parameters:
   %array(ds = sashelp.cars(obs=100 where=(Cylinders=6)), vars = Make| Type| Model, macarray=Y)
   %put *%make(&makeLBOUND.)*%Model(2)*%Model(3)*%Model(4)*%type(&typeHBOUND.)*;
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+
+**EXAMPLE 13.** Creating an array and macro from existing list of macrovariables 
+
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~sas
+  %let myTest3 = 13;
+  %let myTest6 = 16;
+  %let myTest9 = 19;
+  
+  %array(myTest, macarray=M)
+  %do_over(myTest, phrase = %nrstr(%put *&_I_.*%myTest(&_I_.)*;))
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
 ---
 
 
@@ -1088,7 +1106,7 @@ The basic syntax is the following, the `<...>` means optional parameters:
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 
-**EXAMPLE 3.** Create a "4-loop" `%DO_OVER4()` macro
+**EXAMPLE 2.** Create a "4-loop" `%DO_OVER4()` macro
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~sas
   %make_do_over(4);
diff --git a/packages/macroarray.zip b/packages/macroarray.zip
index 99187e2..cf0a03f 100644
Binary files a/packages/macroarray.zip and b/packages/macroarray.zip differ