Adds an element to a dynamic array.
||A reference to a buffer or select list to be appended with the contents of source. A reference must begin with a %, !, &, or # character, followed by a number (%2), or followed by another of the four reference characters (%%).
||The text to be appended to the target buffer or select list. source can be a literal or a reference to a buffer or select list.
PROC command appends a string to the contents of a buffer or select list. MVA
adds the source
string as an element to a dynamic array, separated by value mark (@VM) delimiters. It adds elements in collation order. If the contents of source
matches an existing element in the dynamic array in target
, no operation occurs.