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Diff vs Iff - What's the difference?

diff | iff |

As a noun diff

is abbreviation of lang=en.

As a verb diff

is to run a diff program on (files or items) so as to produce a description of the differences between them, as for a patch file.

As a proper noun diff

is a program, historically part of the Unix operating system, which compares two files or sets of files and outputs a description of the differences between them.

As an abbreviation iff is

if and only if; used to show that the truth values of two statements are the same.

As an initialism IFF is

interchange File Format, a file format standard developed for Amiga computers.

diff

English

Noun

(en noun)
  • (slang)
  • A peach and an apricot? What's the diff ?
  • (computing) Any program which compares two files or sets of files and outputs a description of the differences between them.
  • (computing) The output of a diff program. A diff file.
  • * 2004 , , Great Hackers , Essay:
  • I didn't want to waste people's time telling them things they already knew. It's more efficient just to give them the diffs .
  • (medicine) : differential of types of white blood cell in a complete blood count.
  • (slang)
  • (rock climbing) A difficult route.
  • Verb

    (en verb)
  • (computing) To run a diff program on (files or items) so as to produce a description of the differences between them, as for a patch file.
  • (computing) To compare two files or other objects, manually or otherwise.
  • Proper noun

    (en proper noun)
  • (computing) A program, historically part of the Unix operating system, which compares two files or sets of files and outputs a description of the differences between them.
  • See also

    * (computing ) patch

    iff

    English

    Abbreviation

    (Abbreviation) (head)
  • (mathematics, logic) if and only if; used to show that the truth values of two statements are the same.
  • See also

    * formal logic