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Fold or folding may refer to:



  • Fold (higher-order function), a type of programming operation on data structures
  • fold (Unix), a computer program used to wrap lines to fit in a specified width
  • Folding editor, a text editor that supports text folding or code folding, allowing the user to hide and reveal blocks of text
  • case folding is the conversion of letter case in a string

See also[edit]