>>>>Here is a simple hard-coded example:
>>>>
>>>>

>>>>function MyTest() {
>>>>
>>>> var MyObject = .... object is created
>>>> // It is known that the MyObject refers to an array of two columns
>>>> // To get value of the row 0 and column named "MY_COL1"
>>>> var Col1Val = MyObject[0].MY_COL1;
>>>>}
>>>>

>>>>
>>>>Now I want to pass the name 'MY_COL1' to the above function so that it can be used with various objects.
>>>>Here is what I tried (not working):
>>>>

>>>>
>>>>MyTest("MY_COL1");
>>>>
>>>>function MyTest( cCol1Name ) {
>>>>
>>>> var MyObject = .... object is created
>>>> // It is known that the MyObject refers to an array of two columns
>>>> // To get value of the row 0 and column named "MY_COL1"
>>>> var Col1Val = MyObject[0].cCol1Name;
>>>>
>>>> // Does not work!
>>>>}
>>>>

>>>>
>>>>TIA
>>>

var Col1Val = MyObject[0].[cCol1Name];

>>
>>First, thank you. But when I add the square brackets around the cCol1Name the first (left-side) bracket has a red squiggly line underneath (forgot the technical term for it) and when I hover the mouse over this red the message says "Expected Identifier".
>
>Sorry. My bad - should not have the '.' after MyObject[0] :

var ColVal = MyObject[0][oColName];

No need to be sorry. You have been a great help! Thank you!