Command option Sample:aws iam list-groups

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Lists the IAM groups that have the specified path prefix.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/iam/list-groups.html

aws iam list-groups --output text
    bash - Finding a string in a varaible with if statement - Stack Overflow : http://stackoverflow.com/questions/50630981/finding-a-string-in-a-varaible-with-if-statement
aws iam list-groups command to list the groups in your AWS account and confirm
    AWS Identity and Access Management User Guide : http://studylib.net/doc/8360964/aws-identity-and-access-management-user-guide
aws iam list-groups \
    Getting Information About Your Groups - Documentation - Outscale : http://wiki.outscale.net/display/DOCU/Getting+Information+About+Your+Groups
aws iam list-groups --query Groups[
    Aws Auditing Environments Security Best Practices : http://www.devopsschool.com/slides/aws/aws-auditing-environments-security-best-practices/index.html

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