Class: Program

Inherits:
Object
  • Object
show all
Defined in:
lib/FileAccess.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename) ⇒ Program

Returns a new instance of Program.



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# File 'lib/FileAccess.rb', line 5

def initialize(filename)
  @filename = filename #filename
end

Instance Attribute Details

#file ⇒ Object

Returns the value of attribute file.



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# File 'lib/FileAccess.rb', line 4

def file
  @file
end

#filename ⇒ Object

Returns the value of attribute filename.



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# File 'lib/FileAccess.rb', line 4

def filename
  @filename
end

Instance Method Details

#grep(phrase) ⇒ Object 



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# File 'lib/FileAccess.rb', line 9

def grep(phrase)
  @file = File.open(@filename, 'r')
  if @file
    @file.each_line do |line|
      puts "Line #{@file.lineno}: #{line}" if line =~ /#{phrase}/
    end
  else
    puts "Unable to open file"
  end
end