More than 5 years have passed since last update.

Hash[*array] は数が多すぎるとスタックオーバーフローになる

Ruby

Posted at 2013-10-16

irb(main):001:0> RUBY_VERSION
=> "2.0.0"
irb(main):002:0> Hash[*((0..100001).to_a)];nil
=> nil
irb(main):003:0> Hash[*((0..1000001).to_a)];nil
SystemStackError: stack level too deep
        from /Users/yuichi-tateno/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/irb/workspace.rb:86
Maybe IRB bug!

You get articles that match your needs
You can efficiently read back useful information
You can use dark theme

What you can do with signing up