Okay. Here it is.
string to integer
var x : string := "4"
put strint(x)+2
integer to string
var x := 4
put intstr(x)+"2"
retrieving parts of a string
put "word"(1)
put "word"(2)
put "word"(3)
put "word"(4)
put "word"(1..4)
That all took a while to figure out... -_@