Question

How to remove string trailing path separator in C++

Answer 1

#include <string>
#include <iostream>

void removeTrailingSeparator(std::string& path) {
    if (!path.empty() && (path.back() == '/' || path.back() == '\\')) {
        path.pop_back();
    }
}

int main() {
    std::string path = "c:/example/path/";
    
    removeTrailingSeparator(path);
    
    std::cout << "Modified path: " << path << std::endl;
}



/*
run:

Modified path: c:/example/path

*/

 

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Answer 2

#include <string>
#include <iostream>

void removeTrailingSeparator(std::string& path) {
    if (!path.empty() && (path.back() == '/' || path.back() == '\\')) {
        path.erase(path.size() - 1);
    }
}

int main() {
    std::string path = "c:/example/path/";
    
    removeTrailingSeparator(path);
    
    std::cout << "Modified path: " << path << std::endl;
}



/*
run:

Modified path: c:/example/path

*/

 

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