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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. class dateType
  6. {
  7.   public:
  8.     /* Method:  Default contructor
  9.      * Description:  Constructs a new dateType object
  10.      * Pre-conditions:  None
  11.      * Post-conditions:  dateType object created and initialized to a date of
  12.      * '0000-00-00' (format yyyy-mm-dd)
  13.      * Method input:  Year (int), Month (int), Day (int)
  14.      * Method output:  None
  15.      */
  16.     dateType();
  17.  
  18.     /* Method:  Constructor
  19.      * Description:  Constructs a new dateType object
  20.      * Pre-conditions:  None
  21.      * Post-conditions:  dateType object create and initialized to a date of
  22.      * format yyyy-mm-dd
  23.      * Method input:  year (int), month (int), day (int)
  24.      * Method output:  None
  25.      */
  26.     dateType(int, int, int);
  27.  
  28.     /* Method:  setDate
  29.      * Description:  Sets the date of a dateType object
  30.      * Pre-conditions:  dateType object has been initialized
  31.      * Post-conditions:  new year, month and day has been set for dateType 
  32.      * object
  33.      * Method input:  year(int), month(int), day(int)
  34.      * Method output:  None
  35.      */
  36.     void setDate(int y, int m, int d);
  37.  
  38.     /* Method:  getYear
  39.      * Descritpion:  Returns the year of the dateType object
  40.      * Pre-conditions:  dateType object exists
  41.      * Post-conditions:  dateType object year has been returned
  42.      * Method input:  None
  43.      * Method output:  Year of the dateType (int)
  44.      */
  45.     int getYear() const;
  46.  
  47.     /* Method:  getMonth
  48.      * Descritpion:  Returns the month of the dateType object
  49.      * Pre-conditions:  dateType object exists
  50.      * Post-conditions:  dateType object month has been returned
  51.      * Method input:  None
  52.      * Method output:  Month of the dateType object (int)
  53.      */
  54.     int getMonth() const;
  55.  
  56.     /* Method:  getDay
  57.      * Description:  Returns the day of the dateType object
  58.      * Pre-conditions:  dateType object exists
  59.      * Post-conditions:  dateType object month has been returned
  60.      * Method input:  None
  61.      * Method output:  Day of the dateType object (int)
  62.      */
  63.     int getDay() const;
  64.  
  65.     /* Method:  getDate
  66.      * Description:  Returns the year, month, and day of the dateType object
  67.      * Pre-conditions:  dateType object exists
  68.      * Post-conditions:  dateType object year, month and day has been returned
  69.      * Method input:  None
  70.      * Method output:  year (int), month(int), and day(int) of the dateType
  71.      * object
  72.      */
  73.     dateType getDate() const;
  74.     bool operator==(const dateType& otherDate) const;
  75.     bool operator!=(const dateType& otherDate) const;
  76.     bool operator<(const dateType& otherDate) const;
  77.     bool operator>(const dateType& otherDate) const;
  78.     bool operator<=(const dateType& otherDate) const;
  79.     bool operator>=(const dateType& otherDate) const;
  80.     ostream& operator<<(ostream& out);
  81.     istream& operator>>(istream& in);
  82.  
  83.   private:
  84.     int year;
  85.     int month;
  86.     int day;
  87. };
  88.  
  89. void dateType::setDate(int y, int m, int d)
  90. {
  91.   year = y;
  92.   month = m;
  93.   day = d;
  94. }
  95.  
  96. int dateType::getYear() const
  97. {
  98.   return year;
  99. }
  100.  
  101. int dateType::getMonth() const
  102. {
  103.   return month; 
  104. }
  105.  
  106. int dateType::getDay() const
  107. {
  108.   return day;
  109. }
  110.  
  111. dateType dateType::getDate() const
  112. {
  113.  return dateType(year, month, day);
  114. }
  115.  
  116. bool dateType::operator==(const dateType& otherDate) const
  117. {
  118.   return (getYear() == otherDate.getYear() && getMonth() == otherDate.getMonth()
  119.       && getDay() == otherDate.getDay());
  120. }
  121.  
  122. bool dateType::operator!=(const dateType& otherDate) const
  123. {
  124.   return !(*this == otherDate);
  125. }
  126.  
  127. bool dateType::operator<(const dateType& otherDate) const
  128. {
  129.   return (getYear() < otherDate.getYear() || getMonth() < otherDate.getMonth() 
  130.       || getDay() < otherDate.getDay());
  131. }
  132.  
  133. bool dateType::operator>(const dateType& otherDate) const
  134. {
  135.   return (getYear() > otherDate.getYear() || getMonth() > otherDate.getMonth()
  136.       || getDay() > otherDate.getDay());
  137. }
  138.  
  139. bool dateType::operator<=(const dateType& otherDate) const
  140. {
  141.   return *this == otherDate || *this < otherDate;
  142. }
  143.  
  144. bool dateType::operator>=(const dateType& otherDate) const
  145. {
  146.   return *this == otherDate || *this > otherDate;
  147. }
  148.  
  149. ostream& dateType::operator<<(ostream& out)
  150. {
  151.   out << this->getYear() << "-" << this->getMonth() << "-" << this->getDay();
  152.   return out;
  153. }
  154.  
  155. istream& dateType::operator>>(istream& in)
  156. {
  157.   //Variables
  158.   int year,
  159.       month,
  160.       day;
  161.   char dummy;
  162.  
  163.   in >> year >> dummy >> month >> dummy >> day;
  164.   this->setDate(year, month, day);
  165.   return in;
  166. } 
  167.  
  168. dateType::dateType()
  169. {
  170.   year = 0000;
  171.   month = 00;
  172.   day = 00;
  173. }
  174.  
  175. dateType::dateType(int y, int m, int d)
  176. {
  177.   setDate(y, m, d);
  178. }
  179.  
  180. int main(){
  181.     dateType first_date(2014, 10, 31);
  182. }
Success #stdin #stdout 0s 3336KB
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https://ideone.com/nfdYo5
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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