Output

Data type

Description

iErr

DINT

Error code reported by the last call:

0 = OK

other = error (see below)

Code

Meaning

1

2

3

4

5

6

7

8

9

Invalid instance of TXBManager - should be only one.

Manager already open - should be only one instance of TxbManager.

Manager not open - no instance of TxbManager declared.

Invalid handle.

String has been truncated during copy.

Cannot read file.

Cannot write file.

Unsupported data type.

Too many text buffers allocated.

See also

Memory management / Miscellaneous

TxbManager: Main gatherer of text buffer data in memory.

TxbLastError: Get detailed error report about last call.

Allocation / exchange with files

TxbNew: Allocate a new empty buffer.

TxbNewString: Allocate a new buffer initialized with string.

TxbFree: Release a text buffer.

TxbReadFile: Allocate a new buffer from file.

TxbWriteFile: Store a text buffer to file.

Data exchange

TxbGetLength: Get length of a text buffer.

TxbGetData: Store text contents to an array of characters.

TxbGetString: Store text contents to a string.

TxbSetData: Store an array of characters to a text buffer.

TxbSetString: Store string to text buffer.

TxbClear: Empty a text buffer.

TxbCopy: Copy a text buffer.

Sequential reading

TxbRewind: Rewind sequential reading.

TxbGetLine: Sequential read line by line.

Sequential writing

TxbAppend: Append variable value.

TxbAppendLine: Append a text line.

TxbAppendEol: Append end of line characters.

TxbAppendTxb: Append contents of another buffer.

UNICODE conversions

TxbAnsiToUtf8: Convert a text buffer to UNICODE.

TxbUtf8ToAnsi: Convert a text buffer to ANSI.

TxbLastError

IEC 61131-3 Automation platform > Programming - Reference guide > Advanced operations > Text buffers manipulation > Memory management / Miscellaneous > TxbLastError