如何在ruby中创建换行符？

Question

我如何在这两行之间放置换行符:

print "Hi"
print "Hi"

因为它只会输出:

HiHi

Answer 1

使用,puts因为它会自动为您添加换行符:

puts "Hi"
puts "Hi"

如果你想制作一个明确的换行符,那么你需要知道你的程序运行的系统类型:

print "Hi\n"   # For UNIX-like systems including Mac OS X.
print "Hi\r\n" # For Windows.