FileCopy

Description

This function block copies a file's contents to a new file. Please note that large files will take a noticeable amount of time to complete. For example, a 1000KB file takes approximately 0.6 seconds.

Figure 7-202: The FileCopy Function Block

Related Functions

FileDelete, FileRename, FileExists, FileSize

See also: File Management

Arguments

Input

Execute	Description	On the rising edgeA rising edge is the transition of a digital signal from low to high. It is also called positive edge request to perform copying a file
	Data Type	BOOL
	Range	0, 1
	Unit	N/A
	Default	—
Src	Description	The path to the source file
	Data Type	STRING
	Range	N/A
	Unit	N/A
	Default	—
Dst	Description	The destination path to the new file
	Data Type	STRING
	Range	N/A
	Unit	user units
	Default	—

Output

Done	Description	If TRUE, then the command completed successfully
	Data Type	BOOL
Error	Description	If TRUE, an error has occurred
	Data Type	BOOL
ErrorID	Description	Indicates the error if Error output is set to TRUE. See the table in Search IndexFile and TCP/IP Function Block ErrorID Output
	Data Type	DINT

Example

Structured Text

(* FileCopy example *)
CASE StepCounter OF
0:
   Inst_FileCopy(TRUE, 'Source.txt', 'Dest.txt');
   StepCounter := StepCounter + 1;
1:
   Inst_FileCopy(TRUE, 'Source.txt', 'Dest.txt');
   IF Inst_FileCopy.Done THEN
      Inst_FileCopy(FALSE, '', '');
      StepCounter := StepCounter + 1;
   END_IF;
END_CASE;