Additional Topics > External Development Guide > IDL Internals - Files and I/O

# IDL Internals - Files and I/O

IDL and Input/Output

File Information

Opening Files with IDL_FileOpen()

Closing Files with IDL_FileClose()

Prevent File Closing - IDL_FileSetClose()

Check File Status - IDL_FileEnsureStatus()

Allocating and Freeing File Units

Detecting End of File with IDL_FileEOF()

Flushing Buffered Data

Reading a Single Character - IDL_GetKbrd()

Output of IDL Variables

Adding to the Journal File - IDL_Logit()