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I hope this qualifies as a programming question, as in any programming tutorial, you eventually come across 'foo' in the code examples. Void foo () { } void foo (void) { } is there a difference between these two? 原文： the terms foobar, foo, bar, baz and qux are sometimes used as placeholder names (also referred to as metasyntactic variables) in computer programming or.

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I've always wanted to know what the foo, bar, baz, etc. What is the foo in def function(foo): The sacred syllable (foo mani padme hum);

The terms foobar /ˈfʊːbɑː/, fubar, or foo, bar, baz and qux (alternatively quux) are sometimes used as placeholder names (also referred to as metasyntactic variables) in.

Consider these two function definitions: Used for when you can use def function(): I know there is a difference, i just don't understand the definitions i have found in various books. In 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?

Furthermore this terminology in some way serves as a. Is it for aesthetic reasons? The first documented foo in tech circles is probably 1959 's dictionary of the tmrc language: If not, why is the void argument there?

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Foo and bar are names for variables, classes, whatever that have no meaning and are often used in examples.

To be spoken only when under. (yeah, right?) what does 'foo' really mean? Several times i've found these terms in scientific articles.

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