Ruby append to file
if ARGV.length != 1
puts "Usage: #{$0} FILENAME"
exit
end
filename = ARGV[0]
File.write(filename, 'My second line\n', mode: 'a')
File.open("data.txt", "a") do|fh|
fh.puts "Hello"
end
Press ← or → to navigate between chapters
Press S or / to search in the book
Press ? to show this help
Press Esc to hide this help
if ARGV.length != 1
puts "Usage: #{$0} FILENAME"
exit
end
filename = ARGV[0]
File.write(filename, 'My second line\n', mode: 'a')
File.open("data.txt", "a") do|fh|
fh.puts "Hello"
end