97 lines
2.7 KiB
C++
97 lines
2.7 KiB
C++
#ifndef STRFND_HEADER
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#define STRFND_HEADER
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#include <string>
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std::string trim(std::string str);
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class Strfnd{
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std::string tek;
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unsigned int p;
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public:
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void start(std::string niinq){
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tek = niinq;
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p=0;
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}
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unsigned int where(){
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return p;
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}
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void to(unsigned int i){
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p = i;
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}
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std::string what(){
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return tek;
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}
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std::string next(std::string plop){
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//std::cout<<"tek=\""<<tek<<"\" plop=\""<<plop<<"\""<<std::endl;
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size_t n;
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std::string palautus;
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if (p < tek.size())
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{
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//std::cout<<"\tp<tek.size()"<<std::endl;
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if ((n = tek.find(plop, p)) == std::string::npos || plop == "")
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{
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//std::cout<<"\t\tn == string::npos || plop == \"\""<<std::endl;
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n = tek.size();
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}
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else
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{
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//std::cout<<"\t\tn != string::npos"<<std::endl;
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}
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palautus = tek.substr(p, n-p);
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p = n + plop.length();
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}
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//else
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//std::cout<<"\tp>=tek.size()"<<std::endl;
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//std::cout<<"palautus=\""<<palautus<<"\""<<std::endl;
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return palautus;
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}
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bool atend(){
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if(p>=tek.size()) return true;
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return false;
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}
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Strfnd(std::string s){
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start(s);
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}
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};
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inline std::string trim(std::string str)
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{
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while(
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str.length()>0
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&&
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(
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str.substr(0, 1)==" " ||
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str.substr(0, 1)=="\t" ||
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str.substr(0, 1)=="\r" ||
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str.substr(0, 1)=="\n" ||
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str.substr(str.length()-1, 1)==" " ||
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str.substr(str.length()-1, 1)=="\t" ||
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str.substr(str.length()-1, 1)=="\r" ||
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str.substr(str.length()-1, 1)=="\n"
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)
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)
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{
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if (str.substr(0, 1)==" ")
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str = str.substr(1,str.length()-1);
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else if (str.substr(0, 1)=="\t")
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str = str.substr(1,str.length()-1);
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else if (str.substr(0, 1)=="\r")
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str = str.substr(1,str.length()-1);
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else if (str.substr(0, 1)=="\n")
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str = str.substr(1,str.length()-1);
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else if (str.substr(str.length()-1, 1)==" ")
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str = str.substr(0,str.length()-1);
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else if (str.substr(str.length()-1, 1)=="\t")
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str = str.substr(0,str.length()-1);
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else if (str.substr(str.length()-1, 1)=="\r")
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str = str.substr(0,str.length()-1);
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else if (str.substr(str.length()-1, 1)=="\n")
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str = str.substr(0,str.length()-1);
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}
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return str;
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}
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#endif
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