Different Types of Logging with ‘Logger’ in Ruby

require 'logger'

log = Logger.new('mylog.txt')
 log.debug "This is a message with level DEBUG"
 log.info "This is a message with level INFO"
 log.warn "This is a message with level WARN"
 log.error "This is a message with level ERROR"
 log.fatal "This is a message with level FATAL"
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