remove-in-c++

remove-new-line-char-in-c++.md

string s = "\r\n\t \t这是随便写的一句话。\t\t ";
  
size_t n = s.find_last_not_of( " \r\n\t" );
if( n != string::npos )
{
    s.erase( n + 1 , s.size() - n );
}
  
n = s.find_first_not_of ( " \r\n\t" );
if( n != string::npos )
{
    s.erase( 0 , n );
}