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Table of Contents
4. Standard Units
4.67. System - Built-in routines
4.67.2. System Unit Procedures and Functions
4.67.2.91. Truncate procedure
4.67.2.91. Truncate procedure
Targets: MS-DOS, OS/2, Win32
System Unit
Truncates the file at the current file position.
Declaration:
procedure Truncate(var F);
Remarks:
F is any type file except text.
Truncate deletes all data passed the current file pointer
of F. An end of file marker is inserted at the current
file pointer. With {$I-} IOResult
returns an error code if the operation failed.
Otherwise IOResult
is set to zero.
See also:
{$I} - I/O Checking Switch
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