C++类别转换之char*与string的互变换

C++类别转换之char*与string的互转换
(1)char   *转换到string:
char   *cs= "char* ";    
string   s=cs;     //use   the   string   's   constructor   to   do   it
(2)string转换到char*:
string   s= "string ";
char   *cs=s.c_str();