Function Reference
— Built-in Function: freport ()

Print a list of which files have been opened, and whether they are open for reading, writing, or both. For example,

          freport ()
          
              -|  number  mode  name
              -|
              -|       0     r  stdin
              -|       1     w  stdout
              -|       2     w  stderr
              -|       3     r  myfile