Additional Topics > External Development Guide > IDLInternals - Files and Input Output > Closing Files with IDL_FileClose()

Closing Files with IDL_FileClose()

Files are closed using the IDL_FileClose() function.

IDL_FileClose()

void IDL_FileClose(int argc, IDL_VPTR *argv, char *argk)

argc

The number of arguments in argv.

argv

The arguments to the close function. These should be scalar integer values giving the Logical Unit Numbers of the file units to close.

argk

Keywords. Set this argument to NULL.

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