How to remove namespace from generated JAXB?

C++ program to remove certain words from a string?

  • I have an origional text file...I need to remove certain words from the file..replace them with new words and save it as a new file...its a file with a bunch of lines and some of the words appear multiple times throughout the file..this is what I have to far...right now im trying to remove the word "<head>" and replace it with ### #include<iostream> #include<cstdlib> #include<fstream> #include<string> using namespace std; int main() { string line; ifstream infile; ofstream outfile; size_t a; a=line.find_first_of("<head>"); infile.open("source.txt"); outfile.open("F.txt"); if(infile.fail()) { cout<<"File was not opened"<<endl; system("pause"); return 0; exit(1); } while(getline(infile,line)) { while(a!=string::npos) { line[a]='###'; a=line.find_first_of("<head>",a+1); outfile<<line; } } system("pause"); return 0; } I was thinking that if I removed this word "<head>" I could just make more while loops to remove all the other words. Thanks alot to anyone who helps!

  • Answer:

    For this: line[a]='###'; my compiler says:     warning: multi-character character constant ... and your logic is not right for replacing found words and writing to the output file. You don't need "more while loops". Here's how I would fix your code: #include <iostream> #include <fstream> #include <string> using namespace std; const char *inFileName = "source.txt"; const char *outFileName = "F.txt"; const string findStr("<head>"); const string replStr("###"); int main(int argc, char *argv[]) {   string line;   ifstream infile(inFileName);   size_t a;   if (infile.fail()) {     cout << "File was not opened" << endl;     return -1;   }   ofstream outfile(outFileName);   while (getline(infile,line)) {     while ((a = line.find(findStr)) != string::npos) {       line.erase(a, findStr.size());       line.insert(a, replStr);     }     outfile << line << endl;   }   infile.close();   outfile.close();   return 0; }

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Other answers

You can use erase() function. This C++ tutorial may help you:http://www.worldbestlearningcenter.com/index_files/c++_string-manipulation-erase.htm

Sovandara

Do you really need to write a program to do this? Any text editor (even notepad) will do this for you.

Arthur

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