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Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →

instance method

CSV::Row#include?

include?(header)

Alias of #has_key?

Returns true if there is a field with the given header, false otherwise.

See also #has_key? #headers #index #header_row? also in 3.2 · 3.1 · 3.0