instance method
keys
Ruby on Rails edge
Since edgeSignature
keys()Returns an array of symbolized keys from the environment variables.
Examples:
ENV["DB_HOST"] = "localhost"
ENV["DATABASE_PORT"] = "5432"
env_config = ActiveSupport::EnvConfiguration.new
env_config.keys
# => [:db_host, :database_port, ...]
Source
# File activesupport/lib/active_support/env_configuration.rb, line 91
def keys
@envs.keys.map { |k| k.downcase.to_sym }
end
Defined in activesupport/lib/active_support/env_configuration.rb line 91
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Defined in ActiveSupport::EnvConfiguration