Foo Fighters Launceston

Jan 22, 2016in many program test case or example case, i always see "bar" and "foo", what is the two word represent for and why choose this two words as example? Foo and bar were also commonly used as file extensions. Since the text editors of the day operated on an input file and produced an output file, it was common to edit from a .foo file to a .bar file, and back.

I hope this qualifies as a programming question, as in any programming tutorial, you eventually come across 'foo' in the code examples. (yeah, right?) what does 'foo' really mean? Oct 7, 2019what is the foo in def function(foo):

I've seen a lot of people using "foo" as method names or class names in java on stackoverflow and other things.