Look up MRVS row index (#816)

* Create readme.md

* Create LookUpMrvsRowIndex.js

Author: NBaker137

Flow Actions/Look Up MRVS Rows/LookUpMrvsRowIndex.js

@@ -0,0 +1,18 @@
+(function execute(inputs, outputs) {
+  // Look up the 'Multi Row Question Answers' records associated with a specific sys_id and return the unique 'Row indexes' 
+  var array = [];
+
+  var grMrvs = new GlideRecord('sc_multi_row_question_answer');
+  // Update line below with correct input variable
+  grMrvs.addQuery('parent_id',inputs.ParentID);
+  grMrvs.query();
+
+  while (grMrvs.next()) {
+    array.push(grMrvs.row_index.toString());
+  }
+
+  var arrayUtil = new ArrayUtil();
+  // Update line below with correct output variable
+  outputs.row_index_array = arrayUtil.unique(array);
+
+})(inputs, outputs);

Flow Actions/Look Up MRVS Rows/readme.md

@@ -0,0 +1,11 @@
+## Overview
+To be used within an action to retrieve the unique **Row indexes** for each row within a MRVS
+
+## Inputs
+Pass in the sys_id of the record the MRVS is associated with.  E.g., the sys_id of a RITM record.
+
+## Script Step
+Create a script step with the code provided to look up each unique **Row index** associated with the MRVS
+
+## Outputs
+Returns an array of strings with each string representing the **Row index**