Reading and Writing into sequential file

By | October 1, 2013

All the Sage X3 developers may come across the requirement where we need to handle the sequential file (.dat file). Sage X3 has the simple commands which help us in easily reading or writing into file.

  1. Reading Sequential File: To read any sequential first it needs to be open the file in read mode. Following are the command which can be used to read the file.

Openi: is used to open and close a sequential file.
e.g.

a. Opening a file

Openi filepath (‘tmp’,’rdfile’,’’)

b. Closing the last file opened to read

Openi

c. Opening two files

Openi filpath(‘tmp’,’rdfile1’,’’) Using[YYY]

Openi filpath(‘tmp’,’rdfile2’,’’) Using[ZZZ]

d. Closing the two previously opened file.

Openi Using[YYY]

Openi Using[ZZZ]

Adxifs : Contain the field separator used for the read or write of sequential file.

Rdseq: Is used to read the data of the file.

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Refer to the below sample code for reading the sequential file.

File1

  1. Writing into Sequential File: To write into sequential it needs to be open the file in write mode. If the specified file does not exist then this command automatically creates the file in the specified directory with the mentioned name. Following are the command which can be used to write the file.

Openo: is used to open and close a sequential file.
e.g.
a. Opening a file
Openo filepath (‘tmp’,’rdfile’,’’)

b. Closing the last file opened to write

Openo

c. Opening two files

Openo filpath(‘tmp’,’rdfile1’,’’) Using[YYY]

Openo filpath(‘tmp’,’rdfile2’,’’) Using[ZZZ]

d. Closing the two previously opened file.

Openo Using[YYY]

Openo Using[ZZZ]

Adxifs : Contain the field separator used for the read or write of sequential file.

Wrseq: Is used to write the data to the files.

Refer to the below sample code for writing into sequential file.

File2

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