For instance, pre-1.9, Ruby's had a problem with local variables in blocks.

例如，在1.9之前，Ruby块中的本地变量存在着问题：a = 1

youdao

For instance, pre-1.9, Ruby's had a problem with local variables in blocks.

例如，在1.9之前，Ruby块中的本地变量存在着问题：a = 1

youdao