红宝石规格没有记录所采取的具体步骤,确切地说,在MRI Ruby 1.9.3中,使用了什么算法来查找并执行文件?
我主要在找:http://docs.python.org/reference/spere_stmts.html#import 代表Ruby
从技术上讲,您不需要 file ,您需要 file 。
如果您将完整路径输入需要的呼叫(例如 require/ home/user/kerrick/my_lib/utils ), 它将会装入 / home/user/kerrick/my_lib/utils.rb (或 .so 或 .dll 或 .bundle )文件。
如果您不指定完整路径, Ruby 将查看您的装入路径, 在运行 ruby -e 时显示的顺序中, 在 UNIX 提示中显示 $: 。
而且,记住,如果你需要的东西不止一次, 它只会装一次。
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