public static void main(String[] args) { int i = 0, j = 0; j = ++i; //先执行自增操作 System.out.println("i="+i +",j="+j); }
结果:i=1,j=1
public static void main(String[] args) { int i = 0, j = 0; j = i++; //先执行赋值操作 System.out.println("i="+i +",j="+j); }
结果:i=1,j=0
public static void main(String[] args) { int i = 0, j = 0; j = --i; //先执行自减操作 System.out.println("i="+i +",j="+j); }
结果:i=-1,j=-1
public static void main(String[] args) { int i = 0, j = 0; j = i--; //先执行赋值操作 System.out.println("i="+i +",j="+j); }
结果:i=-1,j=0