method

readbytes

Ruby latest stable (v2_5_5) - 0 notes - Class: IO

1_8_6_287 (0)
1_8_7_72 (0)
1_8_7_330 (0)
1_9_1_378
1_9_2_180
1_9_3_125
1_9_3_392
2_1_10
2_2_9
2_4_6
2_5_5
2_6_3
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v1_8_7_330) is shown here.

readbytes(n) public

Reads exactly n bytes.

If the data read is nil an EOFError is raised.

If the data read is too short a TruncatedDataError is raised and the read data is obtainable via its #data method.

Show source

# File lib/readbytes.rb, line 20
  def readbytes(n)
    str = read(n)
    if str == nil
      raise EOFError, "End of file reached"
    end
    if str.size < n
      raise TruncatedDataError.new("data truncated", str) 
    end
    str
  end

readbytes

Related methods

Method deprecated or moved

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