2021
12-09
12-09
深入了解Java核心类库--Objects类
目录1Objects1.1Objects方法1.2Objects常用方法1.2.1equals(Objecta,Objectb)1.2.2isNull(Objectobj)1.2.3nonNull(Objectobj)1.2.4requireNonNull(Tobj)1.3Objects源码2区别于Object2.1Object构造方法2.2Object其他方法2.2.1equals(Objectobj)2.2.2toString()2.3Object源码总结1Objects1.1Objects方法工具类,常用于检查操作返回值方法名作用...
继续阅读 >