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Code Block

language	cpp
theme	Confluence

FUNCTION xpxOpenFile(fileName, accessCode :

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 STRING;
                     VAR fileId           : INTEGER)
                     status               : INTEGER;

This function opens the specified named file fileName and returns an identifier of the open file or a zero when the function fails in the fileId argument.
The accessCode is one . Update mode permits reading and writing the same file. The function xpxFlushFile or xpxSetFileBytePointer function must be called between a read an and a write operation or vice versa. See also xpfOpenFile.

Arguments

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Type	Name	Comment
STRING	fileName	Full file path
STRING	accessCode
AccessCode	Definition
r	One of the following strings:

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r Open text file for read.

wt

wt Open text file for write, discard old contents, create file if not existing.

a

a Append to existing text file, create text file if not existing
r+

Update; open text file for read and write
wt+

Update; open text file for read and write, discard old content, create if not existing
a+

Update; append; open text file for read and write, create if not existing, writing at end

b

b Binary file, can be combined with any of the above access nodes

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INTEGER

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fileId

An identifier of the open file or a zero when the function fails in the fileId argument.

Return Value

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Insert excerpt

	US:_r_XPX_Return_Value
	US:_r_XPX_Return_Value
nopanel	true

Options

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Example

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Code Block

language	cpp

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