how to use bash in windows 10 code example

Example 1: linux command line in windows 10

Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Windows-Subsystem-Linux

Example 2: how to install bash in windows 10

download windows subsystm linux 
https://docs.microsoft.com/en-us/windows/wsl/install-win10

also install Xsever
https://sourceforge.net/projects/vcxsrv/