global_functions.h File Reference

Go to the source code of this file.

Functions
tm	get_tm (int monthNbr=0)
	global functions More...
int	tm2Mnbr (tm tmDate)
string	tm2DateStr (tm tmDate)
void	dateStr2tm (string dStr, tm *target_tm)
int	dateStr2Mnbr (string dStr)
string	mNbr2dateStr (int monthNbr=0)
bool	is_valid_dateStr (string theDate)
float	flSum (std::map< int, float > *theMap, int N)
void	thousand_separator (float x, char *s)
string	currFormat (float x, string theCurr)
string	curr_format (float dv, string the_curr="")
string	date_format_tm (tm *the_tm)
string	date_format_dateStr (string s)
string	round2str (float x, int nbr_digits=0)
string	months2yms (int m)
string	add0 (int x, int n=1)

Variables
const float	Pi = 3.141593
	global variables More...

Function Documentation

string add0 ( int  x, int  n = 1  )

inline

add0

adds a zero befor a number if it is smaller than the desired minimum length eg

x = the number to be formatted n = the minimal number of digits to make

Definition at line 311 of file global_functions.h.

string curr_format	(	float	dv,
		string	the_curr = ""
	)

curr_format

inspired on https://www.arachnoid.com/cpptutor/student3.html

needs: <iostream>, <iomanip>, <string>

Definition at line 190 of file global_functions.h.

string currFormat ( float  x, string  theCurr  )

inline

currFormat()

this function converts a given number into currency format followed by EUR

Definition at line 171 of file global_functions.h.

string date_format_dateStr ( string  s )

inline

date_format_dateStr

output the date in a standard format

Definition at line 246 of file global_functions.h.

string date_format_tm ( tm *  the_tm )

inline

date_format_tm

output the date in a standard format

Definition at line 236 of file global_functions.h.

int dateStr2Mnbr ( string  dStr )

inline

dateStr2Mnbr

converts a date string of the form YYYY-MM-DD to a month number

Definition at line 73 of file global_functions.h.

void dateStr2tm ( string  dStr, tm *  target_tm  )

inline

dateStr2tm

converts a date string of the form YYYY-MM-DD into a tm

Definition at line 60 of file global_functions.h.

float flSum ( std::map< int, float > *  theMap, int  N  )

inline

returns the sum of element of a map which elements are numbered from 1 to N

Definition at line 107 of file global_functions.h.

tm get_tm ( int  monthNbr = 0 )

inline

global functions

tm_now returns the date in tm-format for a given number of months in the future the default is 0 months in the future, hence "now"

Definition at line 11 of file global_functions.h.

bool is_valid_dateStr ( string  theDate )

inline

is_valid_dateStr checks is the string is a valid ISO date of the form YYY-MM-DD

Definition at line 96 of file global_functions.h.

string mNbr2dateStr ( int  monthNbr = 0 )

inline

mNbr2dateStr

converts a month number to a date-string

Definition at line 85 of file global_functions.h.

string months2yms ( int  m )

inline

parse months2yms

parses a number of months into a year-month string which is something like "1 year and 3 months"

Definition at line 282 of file global_functions.h.

string round2str ( float  x, int  nbr_digits = 0  )

inline

round2str

rounds a float to a certain number of digits after the decimal and returns it as a string

Definition at line 258 of file global_functions.h.

void thousand_separator	(	float	x,
		char *	s
	)

thousand_separator

returns a string with thousand separator added for the integer part of the amount

Definition at line 119 of file global_functions.h.

string tm2DateStr ( tm  tmDate )

inline

Definition at line 51 of file global_functions.h.

int tm2Mnbr ( tm  tmDate )

inline

tm2Mnbr converts a date into a number of months between now and the date

Definition at line 40 of file global_functions.h.

Variable Documentation

const float Pi = 3.141593

global variables

Definition at line 2 of file global_functions.h.