UCommon
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A number class that manipulates a string buffer that is also a date. More...
#include <datetime.h>
Public Member Functions | |
DateNumber (char *pointer) | |
Create a date number tied to a refreshed string buffer. | |
void | set (void) |
Set date number to current date. | |
virtual | ~DateNumber () |
Release a datenumber object. | |
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const char * | c_str () const |
Get string buffer representing the number. | |
long | get () const |
Get value of string buffer as a long integer. | |
Number (char *buffer, unsigned size) | |
Create an instance of a number. | |
operator char * () | |
Cast object as a string to retrieve buffer. | |
operator long () | |
Cast string as long integer and get value of buffer. | |
long | operator() () |
Get value of string buffer as expression of object. | |
long | operator++ () |
Increment the number object. | |
long | operator+= (const long value) |
Add a value to the number. | |
long | operator-- () |
Decrement the number object. | |
long | operator-= (const long value) |
Subtract a value from the number. | |
long | operator= (long value) |
Assign a value to the number. | |
long | operator= (const Number &number) |
Assign another number to this number. | |
void | set (long value) |
Set string based on a new value. | |
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Date (time_t value) | |
Create a julian date from a time_t type. | |
Date (struct tm *object) | |
Create a julian date from a local or gmt date and time. | |
Date (const char *pointer, size_t size=0) | |
Create a julian date from a ISO date string of a specified size. | |
Date (int year, unsigned month=1, unsigned day=1) | |
Create a julian date from an arbitrary year, month, and day. | |
Date (const Date &object) | |
Create a julian date object from another object. | |
Date () | |
Construct a new julian date with today's date. | |
char * | get (char *buffer) const |
Get a ISO string representation of the date (yyyy-mm-dd). | |
long | get (void) const |
Get the date as a number for the object or 0 if invalid. | |
unsigned | getDay (void) const |
Get the day of the month of the date. | |
unsigned | getDayOfWeek (void) const |
Get the day of the week (0-7). | |
long | getJulian (void) |
Get the julian number of a date. | |
unsigned | getMonth (void) const |
Get the month of the date (1-12). | |
time_t | getTime (void) const |
Get a time_t for the julian date if in time_t epoch. | |
int | getYear (void) const |
Get the year of the date. | |
bool | isValid (void) const |
Check if date is valid. | |
operator bool () const | |
Check if julian date is valid for is() expression. | |
operator long () const | |
Casting operator to return date as number. | |
bool | operator! () const |
Check if julian date is not valid. | |
bool | operator!= (const Date &date) |
Compare julian dates if not same date. | |
String | operator() () const |
Expression operator to return an ISO date string for the current julian date. | |
long | operator* () const |
Access julian value. | |
Date | operator+ (long days) |
Add days to julian date in an expression. | |
Date & | operator++ () |
Increment date by one day. | |
Date & | operator+= (long offset) |
Increment date by offset. | |
Date | operator- (long days) |
Subtract days from a julian date in an expression. | |
long | operator- (const Date &date) |
Operator to compute number of days between two dates. | |
Date & | operator-- () |
Decrement date by one day. | |
Date & | operator-= (long offset) |
Decrement date by offset. | |
bool | operator< (const Date &date) |
Compare julian date if earlier than another date. | |
bool | operator<= (const Date &date) |
Compare julian date if earlier than or equal to another date. | |
Date & | operator= (const Date &date) |
Assign date from another date object. | |
bool | operator== (const Date &date) |
Compare julian dates if same date. | |
bool | operator> (const Date &date) |
Compare julian date if later than another date. | |
bool | operator>= (const Date &date) |
Compare julian date if later than or equal to another date. | |
int | operator[] (index_t component) const |
Access numeric components. | |
void | set (const char *pointer, size_t size=0) |
Set the julian date based on an ISO date string of specified size. | |
virtual | ~Date () |
Destroy julian date object. |
Protected Member Functions | |
void | update (void) |
A method to use to "post" any changed values when shadowing a mixed object class. | |
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void | fromJulian (char *buf) const |
void | toJulian (long year, long month, long day) |
Additional Inherited Members | |
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enum | index_t { year = 10, month, day, dow } |
index elements. | |
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static const size_t | sz_string |
Size of date string field. | |
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char * | buffer |
unsigned | size |
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long | julian |
A number class that manipulates a string buffer that is also a date.
Definition at line 998 of file datetime.h.
ucommon::DateNumber::DateNumber | ( | char * | pointer | ) |
Create a date number tied to a refreshed string buffer.
pointer | to string buffer to rewrite. |
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protectedvirtual |
A method to use to "post" any changed values when shadowing a mixed object class.
This is used by DateNumber and string classes.
Reimplemented from ucommon::Date.