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sanchojaf/matching_ip_v4_address.rb

Created November 6, 2016 14:53
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Matching IP V4 Address (ruby, regular expressions)
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matching_ip_v4_address.rb
# IP V4 Address are four decimal numbers separated by periods,
# each number ranging from 0 to 255.
number = /(\d|[01]?\d\d|2[0-4]\d|25[0-5])/
expression = /^(#{number}\.){3}#{number}$/
sample_text = "10.123.80.202"
sample_text =~ expression
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