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  1. #include <iostream>
  2. #include <regex.h> 
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     regex_t regex;
  9.  
  10.     int result = regcomp(&regex, "([0-9]{4})/([0-9]{2})/([0-9]{2}) ([0-9]{2}):([0-9]{2}):([0-9]{2})", REG_EXTENDED);    
  11.     if(result){
  12.         cout<<"ERROR"<<endl;
  13.     }
  14.  
  15.  
  16.     result = regexec(&regex, "Blah blah blah 2015/11/03 20:25:50 blah blah blah", 0, NULL, 0);
  17.     if(!result){
  18.         cout<<"MATCH: " << result <<endl;
  19.     }
  20.     else if(result == REG_NOMATCH){
  21.         cout<<"NO MATCH"<<endl;
  22.     }
  23.     else{
  24.         char msg[100];
  25.         regerror(result, &regex, msg, 100);
  26.         cout<<msg<<endl;
  27.     }
  28.  
  29. }
Success #stdin #stdout 0s 3412KB
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Standard input is empty
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MATCH: 0
https://ideone.com/PzX0fb
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
secret

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