cstring

VC中Cstring与int、float、double、char、string数据类型的相

互转换

g与char*的相互转换

Cstring转char

Cstringcstr="Germany";

char*p=(LPSTR)(LPCTSTR)cstr;

char转Cstring

char*p="Germany";

Cstringcstr;

(”%s”,p);

g与int的转换

Cstring转int

Cstringcstr="12345";

inta=atoi(cstr);

int转Cstring

Cstringcstr;

inta=8;

(”%d”,a);

g与float的转换

Cstring转float

Cstringcstr="8.67";

floata=atof(cstr);

float转Cstring

Cstringcstr;

floata=8.00;

(”%.2f”,a);

g与double的转换

Cstring转double

Cstringcstr="8.89475";

doublea=atof(cstr);

double转Cstring

Cstringcstr;

doulbea=8.0067;

(”%.4f”,a);

g与string的转换

Cstring转string

Cstringcstr="Germany";

stringcs(fer());

string转Cstring

Cstringcstr;

stringcs="Germany";

(”%s”,cs.c_str());