Matthew Bass
Posts: 468
Nickname: pelargir
Registered: Dec, 2005
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Jared Richardson and Matthew Bass are independent software consultants
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Surrounding text with a tag using Ruby’s gsub
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Posted: Oct 29, 2008 3:00 PM
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This post originated from an RSS feed registered with Ruby Buzz
by Matthew Bass.
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Original Post: Surrounding text with a tag using Ruby’s gsub
Feed Title: Pelargir
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Feed Description: Musings on software and life from Matthew Bass. Regular posts on new web products, tips and tricks, etc.
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Here’s how to identify a keyword in a block of text using a case-insensitive regular expression, and surround that keyword with an HTML tag:
text = "hello world, this is a test"
text.gsub!(/(WORLD)/i, "<b>\1</b>")
The following string is produced:
hello <b>world</b>, this is a test
Note that \\1 references the group in the regex (surrounded by parens). This results in [...]
Read: Surrounding text with a tag using Ruby’s gsub
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