ダイアログ
while i < 10 { sum = sum + i sum = i + 1 } sum
コンソール
=> while => i => < => 10 => { => => sum => = => sum => + => i => => sum => = => i => + => 1 => => } => => sum =>
while i < 10 { sum = sum + i sum = i + 1 } sum
=> while => i => < => 10 => { => => sum => = => sum => + => i => => sum => = => i => + => 1 => => } => => sum =>