Returns a string list with a value appended to the end of the string list.
listAppend(list, value)
listAppend(list, value, delim)
If delim is not specified then the default value of ',' is used to separate the values in the string list
[r: listAppend("This, is, a", "test")]Returns This, is, a, test
[r: listAppend("This: is: a:", "test", ":")]Returns This: is: a: test