Reading&Writng Files

exercise1.rb

-puts "Hello World!"
+#
+print "Hello World!"
 puts "Hello Again"
 puts "Hello Again"
 puts "I like typing this."
 puts "I like typing this."
 puts "This is fun"
 puts "This is fun"
 puts "Yay! Printing."
 puts "Yay! Printing."
 puts "I'd much rather you 'not'."
 puts "I'd much rather you 'not'."
-puts 'I "said" do not touch this.'
+puts 'I "said" do not touch this.'
\ No newline at end of file

exercise16.rb

+filename = ARGV.first
+
+puts "We're going to erase #{filename}"
+puts "If you don't want that, hit CTRL-C (^C)."
+puts "If you do want that, hit RETURN."
+
+$stdin.gets
+
+puts "Opening the file..."
+target = open(filename, 'w')
+
+puts "Truncating the file.  Goodbye!"
+target.truncate(0)
+
+puts "Now I'm going to ask you for three lines."
+
+print "line 1: "
+line1 = $stdin.gets.chomp
+print "line 2: "
+line2 = $stdin.gets.chomp
+print "line 3: "
+line3 = $stdin.gets.chomp
+
+puts "I'm going to write these to the file."
+
+target.write(line1)
+target.write("\n")
+target.write(line2)
+target.write("\n")
+target.write(line3)
+target.write("\n")
+
+puts "And finally, we close it."
+target.close
\ No newline at end of file