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Perttu Ahola 2010-11-27 01:02:21 +02:00
commit 4e249fb3fb
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src/strfnd.h Normal file
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#ifndef STRFND_HEADER
#define STRFND_HEADER
#include <string>
std::string trim(std::string str);
class Strfnd{
std::string tek;
unsigned int p;
public:
void start(std::string niinq){
tek = niinq;
p=0;
}
unsigned int where(){
return p;
}
void to(unsigned int i){
p = i;
}
std::string what(){
return tek;
}
std::string next(std::string plop){
//std::cout<<"tek=\""<<tek<<"\" plop=\""<<plop<<"\""<<std::endl;
size_t n;
std::string palautus;
if (p < tek.size())
{
//std::cout<<"\tp<tek.size()"<<std::endl;
if ((n = tek.find(plop, p)) == std::string::npos || plop == "")
{
//std::cout<<"\t\tn == string::npos || plop == \"\""<<std::endl;
n = tek.size();
}
else
{
//std::cout<<"\t\tn != string::npos"<<std::endl;
}
palautus = tek.substr(p, n-p);
p = n + plop.length();
}
//else
//std::cout<<"\tp>=tek.size()"<<std::endl;
//std::cout<<"palautus=\""<<palautus<<"\""<<std::endl;
return palautus;
}
bool atend(){
if(p>=tek.size()) return true;
return false;
}
Strfnd(std::string s){
start(s);
}
};
inline std::string trim(std::string str)
{
while(
str.length()>0
&&
(
str.substr(0, 1)==" " ||
str.substr(0, 1)=="\t" ||
str.substr(0, 1)=="\r" ||
str.substr(0, 1)=="\n" ||
str.substr(str.length()-1, 1)==" " ||
str.substr(str.length()-1, 1)=="\t" ||
str.substr(str.length()-1, 1)=="\r" ||
str.substr(str.length()-1, 1)=="\n"
)
)
{
if (str.substr(0, 1)==" ")
str = str.substr(1,str.length()-1);
else if (str.substr(0, 1)=="\t")
str = str.substr(1,str.length()-1);
else if (str.substr(0, 1)=="\r")
str = str.substr(1,str.length()-1);
else if (str.substr(0, 1)=="\n")
str = str.substr(1,str.length()-1);
else if (str.substr(str.length()-1, 1)==" ")
str = str.substr(0,str.length()-1);
else if (str.substr(str.length()-1, 1)=="\t")
str = str.substr(0,str.length()-1);
else if (str.substr(str.length()-1, 1)=="\r")
str = str.substr(0,str.length()-1);
else if (str.substr(str.length()-1, 1)=="\n")
str = str.substr(0,str.length()-1);
}
return str;
}
#endif