Hello World

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Proper noun[edit]

Hello World

  1. (programming) A simple script or program designed to output the text "Hello World" as a demonstration of the computer language or environment.


Hello World (plural Hello Worlds)

  1. (programming, by extension) A simple first program for any purpose.
    • 2006, Eric Van der Vlist, Erik Bruchez, Danny Ayers, Joe Fawcett, Alessandro Vernet, Professional Web 2.0 programming
      The Hello World of Web 2.0
    • 2006, Rael Dornfest, Paul Bausch, Tara Calishain, Google hacks
      Google refers to this as the "Hello World" of Google Maps.
    • 2008, Shelley Powers, Painting the Web:
      Animated Clock: The Hello World of Animated and Interactive SVG