wiksys web

Ruby is an open-source and is freely available on the Web, but it is subject to a license.(开源协议...) Ruby is a general-purpose, interpreted programming language.(多用途、解释型) Ruby is a true object-orie

Whitespace in Ruby Program: Whitespace characters such as spaces and tabs are generally ignored in Ruby code, except when they appear in strings. Sometimes, however, they are used to interpret ambigu