method
is_utf8?
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Class: String
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is_utf8?()
public
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# File activesupport/lib/active_support/core_ext/string/multibyte.rb, line 38 def is_utf8? case encoding when Encoding::UTF_8 valid_encoding? when Encoding::ASCII_8BIT, Encoding::US_ASCII dup.force_encoding(Encoding::UTF_8).valid_encoding? else false end end