Siemens SINUMERIK 840D sl Programming Manual page 79

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If the number of lines specified in the parameter "number" is smaller than the array length of

"result", the other array elements are not altered.

Termination of a line by means of the control characters "LF" (Line Feed) or "CR LF"

(Carriage Return Line Feed) is not stored in the target variables "result". Read lines are cut

off, if the line is longer than the string length of the target variable "result". An error message

is not output.

Binary files cannot be read in.

The error message error=4: Wrong type of file is output. The following types of file are not

readable: _BIN, _EXE, _OBJ, _LIB, _BOT, _TRC, _ACC, _CYC, _NCK.

N10 DEF INT ERROR

N20 STRING[255] RESULT[5]

N30 READ(ERROR, "TESTFILE", 1, 5,

N30 READ(ERROR, "TESTFILE_MPF", 1, 5,

N30 READ(ERROR,"_N_TESTFILE_MPF",1,5,

N30 READ(ERROR,"/_N_CST_DIR/_N_TESTFILE

_MPF", 1, 5 RESULT)

N40 IF ERROR <>0

N50 MSG("ERROR "<<ERROR<<"

WITH READ COMMAND")

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Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0

Array of type STRING, where the read text is stored

(call-by-reference parameter with a length of 255).

Flexible NC programming

1.20 READ: Read lines in the file

;error variable

;result variable

;file name without domain and file

;file name without domain and with

;file identifier

;file name with domain and file

;file name with domain and file

;identifier and path specification

;error evaluation