Ruby Issue Tracking System

09/13/2018

10:56 AM Ruby Feature #15111: Make the number of arguments of `Hash#merge` variable

If no argument is given to `Hash#merge`, the receiver itself is returned. In this way, `Hash` instance can revieve `Array` as arguments without concerning if the `Array` is empty.
```ruby
hash1 = {a: 1, b: 2}
hashes = return_array_o... liwii (Koki Ryu)

05:57 AM Ruby Feature #15111 (Closed): Make the number of arguments of `Hash#merge` variable

# Abstract
Make the number of arguments of `Hash#merge` variable.
# Background
In many websites such as Stack Overflow and Qiita, many people are seeking how to merge more than three hashes.
https://stackoverflow.com/questions... liwii (Koki Ryu)