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  1. bool UserInput::validate(istream &cinINPUT, int &reINPUT, int a){
  2.  
  3. 	if ( cin.peek() == '\n'){                                         // Read next digit in Stream, if it is IS a new line, then error - As stream is not read yet, this is the 1st char of user input
  4. 		cin.clear();                                              // clear input cache 
  5. 		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
  6. 		return false;                                             // Set return to FAIL
  7.  
  8. 	}else if ( !(cinINPUT >> reINPUT) ){                              // cin >> in1 returns true if it matches data container
  9. 		cin.clear();                                              // clear input cache 
  10. 		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
  11. 		return false;                                             // Set return to FAIL
  12.  
  13. 	}else if ( cin.peek() != '\n'){                                   // Read next digit in Stream, if it is NOT a new line, then error - As stream has been read, this is the 2nd char of user input
  14. 		cin.clear();                                              // clear input cache 
  15. 		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
  16. 		return false;                                             // Set return to FAIL
  17.  
  18. 	}else if ( reINPUT > a || reINPUT < 1 ){                          // Test if input is out of range
  19. 		cin.clear();                                              // clear input cache 
  20. 		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
  21. 		return false;                                             // Set return to FAIL
  22.  
  23. 	}else{
  24. 		cin.clear();                                              // clear input cache 
  25. 		cin.ignore(numeric_limits<streamsize>::max(), '\n');      // ignore anything in buffer
  26. 		return true;}                                             // If everything is cool and it is clean input - Set return to TRUE
  27. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp:1: error: ‘UserInput’ has not been declared
prog.cpp:1: error: ‘istream’ was not declared in this scope
prog.cpp:1: error: ‘cinINPUT’ was not declared in this scope
prog.cpp:1: error: expected primary-expression before ‘int’
prog.cpp:1: error: expected primary-expression before ‘int’
prog.cpp:1: error: initializer expression list treated as compound expression
prog.cpp:1: error: expected ‘,’ or ‘;’ before ‘{’ token
stdout
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Standard output is empty
https://ideone.com/mt7jH
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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