Object在Java中是null 吗?
Object
java null
if(status.equals(null)) { status="Pass"; }
从上面的代码中抛出NullPointerException,请给出比较值的解决方案null.
NullPointerException
null
java null if-statement exception nullpointerexception
java ×2
null ×2
exception ×1
if-statement ×1
nullpointerexception ×1