A syntax diagram, also known as a railroad diagram, is a graphical representation of the grammar of a programming language or data format. It visually depicts the structure of syntactic rules, making it easier to understand how valid sequences of symbols (such as keywords, operators, and literals) can be organized to form valid statements or expressions in that language. ### Key Features of Syntax Diagrams: 1. **Nodes and Paths**: Each element in the syntax (like keywords, operators, etc.
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