dockerfile.run

irb

Interactive Ruby shell. Evaluate Ruby code read from stdin. More information: <https://docs.ruby-lang.org/en/master/IRB.html>.

Debian

RUN apt-get update && \
    apt-get install -y ruby-irb

Ubuntu

RUN apt-get update && \
    apt-get install -y ruby-irb

Alpine

RUN apk add ruby-irb

Arch Linux

RUN pacman -S --noconfirm ruby-irb

Kali Linux

RUN apt-get update && \
    apt-get install -y ruby-irb

CentOS

RUN yum install -y ruby-irb

Fedora

RUN dnf install -y ruby-irb

Raspbian

RUN apt-get update && \
    apt-get install -y ruby-irb

click the source code to copy install irb on any operating system with command-not-found.com