怎样将unsiged char 转换为char,怎样将 char 转换为 unsiged char。那位知道帮帮忙！！！！

unsiged char x = 100;
char y = 50;
unsiged char w;
char z;

w = (unsiged char)y;
z = (char)x;

转换像上面这样就可以，很容易，不过要记住，unsiged char的范围是0~255，char的范围是-128~127。

强制类型转换,例子:
char a;
unsiged char b;
a=char(b);

强制类型转换

强制类型转换,例子:
char a;
unsiged char b;
a=char(b);