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baweaver/html_flip_flop.rb

Last active September 3, 2015 21:18
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Abusing flip flops for HTML parsing after watching a ruby tapa ala Avdi.
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html_flip_flop.rb
IO.readlines('test.html')
.flat_map(&:split)
.select { |word|
true if word =~ %r{<strong>} .. word =~ %r{</strong>}
}
# => ["<strong>multiple</strong>","<strong>strong</strong>"]
# test.html
#
# <html>
# <body>
# <h1>Foobar</h1>
#
# <p>Let's see how this works</p>
#
# <p>With <strong>multiple</strong> seperated <strong>strong</strong> words</p>
# </body>
# </html>
@BlueRaja
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BlueRaja commented Mar 6, 2015

How well does this work if the tags are nested? (like a span inside a span) :P

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