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Changed the replace function to now return a value instead of replacing content within itself.

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Xnoe 2020-07-10 04:51:18 +01:00 committed by Elsie
parent 388994122d
commit b19378771b
1 changed files with 16 additions and 7 deletions
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23
utf8.h
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@ -49,23 +49,32 @@ struct string32 {
while (sd[0]) while (sd[0])
cs.push_back(char32(&sd)); cs.push_back(char32(&sd));
} }
int size() const {return cs.size();} string32(std::vector<char32> c32s) {
char32 operator[](int i) const {return cs[i];} cs = c32s;
void replace(string32 find, string32 with) { }
int size() const {
return cs.size();
}
char32 operator[](int i) const {
return cs[i];
}
string32 replace(string32 find, string32 with) {
string32 copyOfSelf (cs);
int havematched(0); int havematched(0);
int findsize = find.cs.size(); int findsize = find.cs.size();
for (int index(0); index < cs.size(); index++) { for (int index(0); index < copyOfSelf.cs.size(); index++) {
if (cs.at(index) == find.cs.at(havematched)) if (copyOfSelf.cs.at(index) == find.cs.at(havematched))
havematched++; havematched++;
else else
havematched=0; havematched=0;
if (havematched == findsize) { if (havematched == findsize) {
index -= findsize-1; index -= findsize-1;
cs.erase(cs.begin()+index, cs.begin()+index+findsize); copyOfSelf.cs.erase(copyOfSelf.cs.begin()+index, copyOfSelf.cs.begin()+index+findsize);
cs.insert(cs.begin()+index, with.cs.begin(), with.cs.end()); copyOfSelf.cs.insert(copyOfSelf.cs.begin()+index, with.cs.begin(), with.cs.end());
break; break;
} }
} }
return copyOfSelf;
} }
}; };