Listing 15. Code fragment of the key-up event handler for handling the up Arrow and Down Arrow keys.

清单15 . key - up事件处理程序中处理up Arrow和Down arrow键的代码片段。

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Wichita State trailed by three points with nine seconds left, but Louisville forced a tie-up and had the possession arrow, giving the Cardinals the ball and the chance to put its national-championship game appearance on ice.

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