目录什么是回调机制回调的基本实现方式1. 基于接口的回调2. 抽象类回调3. 函数式接口与Lambda表达式（Java 8+）回调的同步与异步特性同步回调同步回调实现示例异步回调异步回调实现示例回调的一些应用实例小结总结什
I\'m ver开发者_开发问答y interested in developing Ajax based applications. This is, loading almost all of the content of the application via XMLHttpRequest, instead of only some combos and widgets. Bu
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