Updated Boost datetime Examples Translated (markdown)

Howard Hinnant
2017-07-07 16:48:18 -04:00
parent 840eabf15a
commit e87e529a0a

@@ -27,49 +27,49 @@ look if ported to this library.
<a name="Dates_as_Strings"></a> <a name="Dates_as_Strings"></a>
### Dates as String ### Dates as String
```c++
#include "date.h"
#include <cassert>
#include <iostream>
#include <sstream>
#include <exception>
#include "date.h" int
#include <cassert> main()
#include <iostream> {
#include <sstream> using namespace date;
#include <exception> using namespace std;
try
int
main()
{ {
using namespace date; // The following date is in ISO 8601 extended format (CCYY-MM-DD)
using namespace std; istringstream in{"2001-10-9"}; // 2001-October-09
try year_month_day d;
{ in >> parse("%F", d);
// The following date is in ISO 8601 extended format (CCYY-MM-DD) assert(d.ok());
istringstream in{"2001-10-9"}; // 2001-October-09 cout << format("%Y-%b-%d\n", d);
year_month_day d;
in >> parse("%F", d);
assert(d.ok());
cout << format("%Y-%b-%d\n", d);
// Read ISO Standard(CCYYMMDD) and output ISO Extended // Read ISO Standard(CCYYMMDD) and output ISO Extended
in.str("20011009"); // 2001-Oct-09 in.str("20011009"); // 2001-Oct-09
in >> parse("%Y%m%d", d); in >> parse("%Y%m%d", d);
assert(d.ok()); assert(d.ok());
cout << d << '\n'; // 2001-10-09 cout << d << '\n'; // 2001-10-09
// Output the parts of the date - Tuesday October 9, 2001 // Output the parts of the date - Tuesday October 9, 2001
cout << format("%A %B %e, %Y\n", d); cout << format("%A %B %e, %Y\n", d);
// Let's send in month 25 by accident and create an exception // Let's send in month 25 by accident and create an exception
in.str("20012509"); // 2001-??-09 in.str("20012509"); // 2001-??-09
in.exceptions(std::ios::failbit); in.exceptions(std::ios::failbit);
cout << "An expected exception is next:\n"; cout << "An expected exception is next:\n";
in >> parse("%Y%m%d", d); in >> parse("%Y%m%d", d);
cout << "oh oh, you shouldn't reach this line:\n"; cout << "oh oh, you shouldn't reach this line:\n";
}
catch (const exception& e)
{
cout << "Exception: " << e.what() << '\n';
}
} }
catch (const exception& e)
{
cout << "Exception: " << e.what() << '\n';
}
}
```
<a name="Days_Alive"></a> <a name="Days_Alive"></a>
### Days Alive ### Days Alive