| Syntax
and Semantics |
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| • | Syntax
consists of the formal rules governing how |
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| valid
instructions are written in a programming |
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| language.
(grammar) |
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| • | Semantics
consists of the set of rules that |
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| determines
the meaning of instructions written in a |
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| programming
language. (meaning) |
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| • | A
metalanguage is a language that is used to write |
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| the
syntax rules for another language. |
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| • | In
this book, we write the syntax rules for C++ |
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| using
a metalanguage called a syntax template. |
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