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. Void foo () { } void foo (void) { } is there a difference between these two? I hope this qualifies as a programming question, as in any programming tutorial, you eventually come across 'foo' in the code examples.
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. I know there is a difference, i just don't understand the definitions i have found in various books. Foo and bar are names for variables, classes, whatever that have no meaning and are often used in examples.
The first documented foo in tech circles is probably 1959 's dictionary of the tmrc language: Several times i've found these terms in scientific articles. To be spoken only when under. The sacred syllable (foo mani padme hum);
Furthermore this terminology in some way serves as a. Is it for aesthetic reasons? Consider these two function definitions: If not, why is the void argument there?
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? I've always wanted to know what the foo, bar, baz, etc. What is the foo in def function(foo):