Linux：CentOS7 升级到Bash5

设置环境变量

bash_version=5.1.18

更新新系统并安装依赖

sudo yum -y update
sudo yum -y install curl
sudo yum -y groupinstall "Development Tools"

下载源码并编译安装

curl -O https://ftp.gnu.org/gnu/bash/bash-${bash_version}.tar.gz
tar xvf bash-${bash_version}.tar.gz
cd bash-${bash_version}
./configure
make
sudo make install

确认Bash的当前版本

bash --version

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参考链接

[How To Install Bash 5.0 on CentOS 7](https://computingforgeeks.com/how-to-install-bash-5-on-centos-linux/)