期权合约属于一种金融衍生品，为持有人在某特定的时间内以特定的价格提供卖出或买入资产的权利。不同类型的期权合约，拥有不同的适用场景和特点，投资者可以根据自己的风险偏好和投资目标选择与自己需求相适合的合约
I am building a LOB application that has a main section and a TabControl with various TabItems in it. On hitting save the idea is that any fields in error are highlighted and the first field in error
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