Palt M; Pal T M Print And Program Language Features - AMT Datasouth Fastmark 600 Series User Manual

PAL TM Print and Program Language Features
Page Description Language
q
q No control Codes (easy to pass through networks, filters, etc.)
q Compatible with midrange and mainframe computers and any host or PC programming language.
q Is an executable language
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Procedures can be defined
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Functions
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Conditional statements
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Loops
q Can create and use simple and/or complex data formats
Can gain full access to resident printer features
q
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LCD
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Interfaces
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Keys
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Keyboards
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Internal Memory drives
q Language is Reverse Polish Notation (RPN)
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Like HP Calculator
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Arguments first then operators i.e. 4 6 + versus 4 + 6 =
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Data passed on stack
TM
q PAL Coding Structure is Free Form
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All operators, objects, and data are separated by white space: CR, CR+LF, LF, LF+CR, Tab, or Space.
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Extra lines in data are OK
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Comments may be added proceeded by % character.
Powerful Object handling
q
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Basic Objects: Integers, Fixed-Point, Boolean
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Composite Objects: String, Name, Arrays, Dictionaries, Procedures
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