streamFunction.identity() 相当于
时间: 2024-02-06 22:46:06 浏览: 71
streamFunction.identity() 相当于一个函数式接口中的标识函数,它将输入的参数原样返回作为输出。换句话说,它不对输入做任何操作,直接返回输入值。这个函数在流操作中常用于需要传递一个函数但不做实际操作的情况下使用。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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