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  1. #include <iostream>
  2. #include <sstream>
  3. #include <string>
  4.  
  5. int main ()
  6. {
  7.     // 1. read each line from the file into a string with std::getline()
  8.     // http://w...content-available-to-author-only...s.com/reference/string/string/getline/
  9.  
  10.     // as an wexample, say, a line read from the file is:
  11.     std::string line = "x1888.88 14.56 123456789 xxx yyy zzz" ;
  12.  
  13.     // 2. create an input string stream which reads from the line
  14.     std::istringstream stm(line) ;
  15.  
  16.     // 3. read the fields from the input string stream
  17.     char junk ;
  18.     char type ;
  19.     float hours ;
  20.     double salary ;
  21.     long id ;
  22.     std::string fname ;
  23.     std::string mname ;
  24.     std::string lname ;
  25.  
  26.     if( stm >> junk >> type >> hours >> salary >> id >> fname >> mname >> lname )
  27.     {
  28.         std::cout << "junk (to be thrown away): " << junk << '\n'
  29.                    << "type: " << type << '\n'
  30.                    << "hours: " << hours << '\n'
  31.                    << "salary: " << salary << '\n'
  32.                    << "id: " << id << '\n'
  33.                    << "fname: " << fname << '\n'
  34.                    << "mname: " << mname << '\n'
  35.                    << "lname: " << lname << '\n' ;
  36.         // ...
  37.     }
  38.     else
  39.     {
  40.         // badly formed line
  41.     }
  42. }
  43.  
Success #stdin #stdout 0s 3476KB
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stdin
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Standard input is empty
stdout
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junk (to be thrown away): x
type: 1
hours: 888.88
salary: 14.56
id: 123456789
fname: xxx
mname: yyy
lname: zzz
https://ideone.com/XEQsmG
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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