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b = true
a = 1
$a = 10
def h(a)
"[" + a + "]"
end
# precendence: static concat has higher precedence than a method call (RubyWay is wrong on pg 43)
puts "[" "a" "b".center(6) + "]" # ' [ab ]'
puts "[" + "a" + "b".center(6) + "]" # '[a b ]'
puts "[" + "a" + ("b".center(6)) + "]" # '[a b ]'
puts "}" # '}'
puts "#}" # '#}'
puts "#" # '#'
puts "##" # '##'
puts "a#{h" "}b" # 'a[ ]b'
puts "a#{h" 15 + 10 "}b" # 'a[ 15 + 10 ]b'
puts "\#{a}" # '#{a}'
puts "\#a" # '#a'
puts "#{a}" # '1'
puts "#a" # '#a'
puts "\#%\##" # '#%##'
puts "#{}" # ''
puts "#{if b then 1 else 2 end}" # '1'
puts "#{"#{1 + 1}"}" # '2'
puts "#{x = 1}#{y = x + 2}" # '13'
puts "#{z = "#{x = 3}"}#{y = x + 2}" # '35'
puts "x#$a x" # 'x10 x'
puts "x\#$a" # 'x#$a'
puts "x#$"a blah 346 ^&(*!@~)_+ "[0] # 'x'
puts "x#$"a blah 346 ^&(*!@~)_+ "[-11..-1] # '^&(*!@~)_+'
#error puts "#{"
b = "foo"
puts %q{abc} # 'abc'
puts %q{a#{b}c} # 'a#{b}c'
puts %Q{abc} # 'abc'
puts %Q{a#{b}c} # 'afooc'
puts %{a#{b}c} # 'afooc'
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