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| ลักษณะการทำงาน (Reusable components that encapsulate interactive behavior and can be applied to objects in an application. A behavior may contain some state, and may expose one or more commands) | |||
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| ลักษณะการทำงาน (Reusable components that encapsulate interactive behavior and can be applied to objects in an application. A behavior may contain some state, and may expose one or more commands) | |||
