зеркало из https://github.com/github/ruby.git
53 строки
2.0 KiB
Plaintext
53 строки
2.0 KiB
Plaintext
# :markup: ruby
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class String
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# call-seq:
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# encode(dst_encoding = Encoding.default_internal, **enc_opts) -> string
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# encode(dst_encoding, src_encoding, **enc_opts) -> string
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#
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# Returns a copy of +self+ transcoded as determined by +dst_encoding+.
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# By default, raises an exception if +self+
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# contains an invalid byte or a character not defined in +dst_encoding+;
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# that behavior may be modified by encoding options; see below.
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#
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# With no arguments:
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#
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# - Uses the same encoding if <tt>Encoding.default_internal</tt> is +nil+
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# (the default):
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#
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# Encoding.default_internal # => nil
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# s = "Ruby\x99".force_encoding('Windows-1252')
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# s.encoding # => #<Encoding:Windows-1252>
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# s.bytes # => [82, 117, 98, 121, 153]
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# t = s.encode # => "Ruby\x99"
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# t.encoding # => #<Encoding:Windows-1252>
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# t.bytes # => [82, 117, 98, 121, 226, 132, 162]
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#
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# - Otherwise, uses the encoding <tt>Encoding.default_internal</tt>:
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#
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# Encoding.default_internal = 'UTF-8'
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# t = s.encode # => "Ruby™"
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# t.encoding # => #<Encoding:UTF-8>
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#
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# With only argument +dst_encoding+ given, uses that encoding:
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#
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# s = "Ruby\x99".force_encoding('Windows-1252')
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# s.encoding # => #<Encoding:Windows-1252>
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# t = s.encode('UTF-8') # => "Ruby™"
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# t.encoding # => #<Encoding:UTF-8>
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#
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# With arguments +dst_encoding+ and +src_encoding+ given,
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# interprets +self+ using +src_encoding+, encodes the new string using +dst_encoding+:
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#
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# s = "Ruby\x99"
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# t = s.encode('UTF-8', 'Windows-1252') # => "Ruby™"
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# t.encoding # => #<Encoding:UTF-8>
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#
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# Optional keyword arguments +enc_opts+ specify encoding options;
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# see {Encoding Options}[rdoc-ref:encodings.rdoc@Encoding+Options].
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def encode(dst_encoding = Encoding.default_internal, **enc_opts)
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# Pseudo code
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Primitive.str_encode(...)
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end
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end
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