primitive types不需要用new,而且是传值而非引用。
int a = 0;
long b = 0L;
float c = 0f;
double d = 0d;
转载于:https://www.cnblogs.com/fanzi2009/archive/2009/12/23/1630755.html
primitive types不需要用new,而且是传值而非引用。
int a = 0;
long b = 0L;
float c = 0f;
double d = 0d;
转载于:https://www.cnblogs.com/fanzi2009/archive/2009/12/23/1630755.html