Answers for "c++ remove first index of vector"

remove first element from vector c++

// Deletes the first element from vector v
v.erase(v.begin());

Posted by: Guest on December-08-2020

remove first occurrence of value from vector c++

auto it = std::find(v.begin(),v.end(),3);
// check that there actually is a 3 in our vector
if (it != v.end()) {
  v.erase(it);
}

Posted by: Guest on February-23-2022

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