Xerox 701P21091 manual Record Structure, Default Record command Points to note

Models: 701P21091

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Specifying input parameters

Options

Table 2-46. RECORD PREAMBLE parameter options and definitions

Option

Definition

 

 

 

 

length

An integer in the range of 0 to the record length that specifies the number of

 

bytes from the first byte of the tape record to the first byte of the first logical

 

record

 

 

Default 0

RECORD STRUCTURE

Specifies the general record structure of the input data.

Syntax RECORD STRUCTURE = structure-type

Options

Table 2-47. RECORD STRUCTURE parameter options and definitions

Option

 

Definition

 

 

 

 

structure-type

Type of structure of the record. May be any of the following:

 

 

• FB (fixed length blocked)

 

 

F (fixed length)

 

 

V (variable length)

 

 

• VB (variable length blocked)

 

 

U (undefined length)

 

 

• UB (undefined length blocked)

 

 

 

 

Default

FB

 

 

 

RECORD command: Points to note

 

 

 

 

Note the following when using the RECORD command:

LTHFLD, OFFSET, FORMAT, and PREAMBLE parameters

The values for these parameters may be overridden if STRUCTURE is changed as the result of ANSI or IBM OS/ Standard label processing.

CONSTANT and STRUCTURE parameters

Using LCDS Print Description Language

2-41

Page 149
Image 149
Xerox 701P21091 Record Structure, Default Record command Points to note, LTHFLD, OFFSET, FORMAT, and Preamble parameters