英語 での The empty list の使用例とその 日本語 への翻訳
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Colloquial
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Ecclesiastic
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Computer
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Programming
Hint: write an IO action that reads a number and, if it's zero, returns the empty list.
If you evaluate it again and yet again,(tiger) appears and then the empty list, shown by nil.
Each time the cdr function is evaluated, the list will be made shorter, until eventually only the empty list will be left.
If you evaluate it again and yet again,(tiger) appears and then the empty list, shown by nil.
Each time the cdr function is evaluated, the list will be made shorter, until eventually only the empty list will be left.
For example, a two-element list is a pair whose car is the first element and whose cdr is a pair whose car is the second element and whose cdr is the empty list.
Note: Programmers accustomed to other dialects of Lisp should be aware that Scheme distinguishes both f and the empty list from the symbol nil.
In this case, usually the base case is the empty list[], and the recursive case is a cons list(i.e., a value consed on to another list). .
As a special exception, when you slice a list(but not an array or a hash), if the list evaluates to empty, then taking a slice of that empty list will always yield the empty list in turn.
there's no entries- so it returns the empty list.
Is the empty list.
Be represented by the empty list().
The empty list is written as List() or as Nil.
One of obj1 and obj2 is the empty list but the other is not.
Humans, however, tend to use nil for false and() for the empty list.
We pass in the empty list("no result so far"). The easy case.