value = XEQ( " temp = 1 + 2 + 3 ") ! value is assigned 6
! temp is undefined outside XEQ, if it was not defined before.

XEQ(" WRITE(Messagebox) 'Hello World !' ")

OPEN(FIle="my_file.txt")
READ(FIle="my_file.txt", Row=6) string
XEQ( string ) ! executes row 6 of my_file.txt