Stream是Java 8中处理集合的核心抽象,允许开发者定义对数据集合的各种操作,如查找、过滤和映射等复杂行为。通过Stream API操作集合数据,其方式类似于使用SQL语句进行数据库查询,简洁高效,极大提升了代码的可读性与编程效率,使数据处理更加直观流畅。
自Java 1.8起引入了Stream对象,借助它可对多个元素进行一系列操作,避免因使用for循环而导致代码冗长,提升代码简洁性与可读性。 1、 通过集合类的stream()或parallelStream()方法可生成Stream对象,用于实现数据的流式处理与操作。 2、 通过Stream的of方法生成流对象。
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