Ruby 百分号创建数组小写 w 和大写的区别

%W 使用双引号处理内容 %w 使用单引号处理内容

看例子:

myvar = 'one'
p %w{#{myvar} two three 1 2 3} # => ["\#{myvar}", "two", "three", "1", "2", "3"]
p %W{#{myvar} two three 1 2 3} # => ["one", "two", "three", "1", "2", "3"]
This entry was posted in ruby on rails and tagged . Bookmark the permalink.

发表评论

电子邮件地址不会被公开。 必填项已用 * 标注

*

您可以使用这些 HTML 标签和属性: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>