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  1.     #include <iostream>
  2.     #include <sstream>
  3.     using namespace std;
  4.  
  5.     struct REQUEST
  6.     {
  7.         unsigned int asu;
  8.         unsigned int lba;
  9.         long size;
  10.         char opcode;
  11.         double timestamp;
  12.  
  13.         REQUEST()
  14.         {
  15.             asu = 0;
  16.             lba = 0;
  17.             size = 0;
  18.             opcode = ' ';
  19.             timestamp = 0;
  20.         }
  21.     };
  22.  
  23.     istream& getrecord(istream& s, REQUEST& req)
  24.     {
  25.     	string part;
  26.     	bool result = 
  27.             getline(s, part, ',') &&
  28.     	        (istringstream(part) >> req.asu) &&
  29.     	    getline(s, part, ',') &&
  30.     	        (istringstream(part) >> req.lba) &&
  31.     	    getline(s, part, ',') &&
  32.     	        (istringstream(part) >> req.size) &&
  33.     	    getline(s, part, ',') &&
  34.     	        (part.size() == 1) ? (req.opcode = part[0], true) : false &&
  35.     	    getline(s, part, ',') &&
  36.     	        (istringstream(part) >> req.timestamp);
  37.     	if (!result && s)
  38.     	    s.setstate(ios::failbit);
  39.         return s;
  40.     }
  41.  
  42.     int main()
  43.     {
  44.     	string original("0,303567,3584,w,0.000000");
  45.  
  46.         REQUEST req;
  47.         istringstream origs(original);
  48.         if (getrecord(origs, req))
  49.         {
  50.         	cout << "asu = " << req.asu <<
  51.         	        ", lba = " << req.lba <<
  52.         	        ", size = " << req.size <<
  53.         	        ", opcode = " << req.opcode <<
  54.         	        ", timestamp = " << req.timestamp;
  55.         }
  56.         else
  57.         {
  58.         	cout << "FAILED";
  59.         }
  60.  
  61.         return 0;
  62.     }
Success #stdin #stdout 0s 3464KB
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stdin
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Standard input is empty
stdout
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asu = 0, lba = 303567, size = 3584, opcode = w, timestamp = 0
https://ideone.com/IPtprZ
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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