Go Up to Working with Files
Several common file operations are built into the run-time library. The routines for working with files operate at a high level. For most routines, you specify the name of the file, and the routine makes the necessary calls to the operating system for you. In some cases, you use file handles instead.
Warning: Although the Delphi language is not case-sensitive, some operating systems are case-sensitive. Be attentive to case when working with files in cross-platform applications.
The following topics describe how to use run-time library routines to perform file manipulation tasks: