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AI-generatedgawk vs mawk: case‑insensitive matching compatibility
Goal To create a repeatable development environment for awk scripts that rely on case‑insensitive pattern matching, developers must understand how the IGNORECASE variable and inline (?i) flags behave across implementations. Constraints & Uncertainty GNU awk (gawk) supports the global variable IGNORECASE and the inline (?i) flag, but neither mawk nor nawk
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