Ruby/Statement/in
Материал из Wiki.crossplatform.ru
Версия от 17:10, 26 мая 2010; (Обсуждение)
For each element in an array
for element in ["a", "b", "c"] puts element end # a # b # c
For each element in a range
for element in (1..3) puts element end # 1 # 2 # 3
Use for to loop through array index
array = ["cherry", "strawberry", "orange"] for index in (0...array.length) puts "At position #{index}: #{array[index]}" end