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Chapter 2 Formatting and I/O Library
© National Instruments Corporation 2-11 LabWindows/CVI Standard Libraries
FileToArray
int
status
=
FileToArray
(char *
fileName
, void *
array
, int
dataType
,
int
numberOfElements
, int
numberOfGroups
,
int
arrayDataOrder
, int
fileLayout
, int
fileType);
Purpose
Reads data from a file into an array. Can be used with files created using the
ArrayToFile
function. The function handles creating, opening, reading, and closing the file.
Parameters
Input
fileName
string File pathname.
dataType
integer Array element data type.
numberOfElements
integer Number of elements in array.
numberOfGroups
integer Number of Groups in array.
arrayDataOrder
integer How groups are ordered in file.
fileLayout
integer Direction to write groups in file.
fileType
integer ASCII/binary mode.
Output
array
void* Numeric array.
Return Value
status
integer Indicates success or failure.
Return Code
0
Success.
-1
Error attempting to open file.
-2
Error attempting to close file.
-3
An I/O error occurred.
-4
Invalid
arrayDataType
parameter.
-5
Invalid
numberOfElements
parameter.
-6
Invalid
numberOfGroups
parameter.
-7
Invalid
arrayDataOrder
parameter.
-8
Invalid
fileLayout
parameter.
-9
Invalid
fileType
parameter.