Set environment variables in Pod

When you create a Pod, you can set environment variables for the containers that run in the Pod. To set environment variables, including the env or envFrom field in the configuration file. In your shell, run the printenv command to list the environment variables. To exit the shell, run exit command.

Below is the example of the YAML file in which we are setting up environment Name and city

apiVersion: v1
kind: Pod
 name: myfirstpod
	label1: harshal
	label2: gaurav
	label3: saurav
	  - name: firstcontainer
	    image: coolgourav147/nginx-custom
			- name: myname
	   		  value: Gaurav
			- name: city
			  value: Jaipur

to run the YAML file use the below command

kubectl apply -f yamlFileName