Constructing a Lexer: First Symbols

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Description

This lecture covers the computation of 'nullable' and 'first' for regular expressions, clarifying the process with examples. It also delves into converting simple regular expressions into a lexer, handling white spaces, comments, and token priorities.

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Related lectures (21)

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Related lectures (21)

Constructing a Lexer: First Symbols

Covers the computation of 'nullable' and 'first' for regular expressions.

Regular Expressions and Lexer Idea

Explores regular expressions, including their history, operators, lexical analysis, and manual construction of lexers.

Regular Expressions and Lexer Idea

Covers regular expressions, Kleene's contributions, logic, lexical analysis, and manual lexer construction.

Static Analysis for Amy: Introduction to AST-based Analysis

Introduces AST-based analysis and its benefits over testing, covering its applications, rule implementations, and limitations.

From Regular Expressions to Automata

Explores the transition from regular expressions to finite automata, covering lexer creation, different automata types, and conversion processes.