Delphi
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Calculations
Type
Name
Summary
Function
DayOfTheMonth
Gives day of month index for a TDateTime value (ISO 8601)
Function
DayOfTheWeek
Gives day of week index for a TDateTime value (ISO 8601)
Function
DayOfTheYear
Gives the day of the year for a TDateTime value (ISO 8601)
Function
DayOfWeek
Gives day of week index for a TDateTime value
Function
DaysBetween
Gives the whole number of days between 2 dates
Function
DaysInAMonth
Gives the number of days in a month
Function
DaysInAYear
Gives the number of days in a year
Function
DaySpan
Gives the fractional number of days between 2 dates
Procedure
DecodeDate
Extracts the year, month, day values from a TDateTime var.
Procedure
DecodeDateTime
Breaks a TDateTime variable into its date/time parts
Procedure
DecodeTime
Break a TDateTime value into individual time values
Function
EncodeDate
Build a TDateTime value from year, month and day values
Function
EncodeDateTime
Build a TDateTime value from day and time values
Function
EncodeTime
Build a TDateTime value from hour, min, sec and msec values
Function
EndOfADay
Generate a TDateTime value set to the very end of a day
Function
EndOfAMonth
Generate a TDateTime value set to the very end of a month
Function
FileAge
Get the last modified date/time of a file without opening it
Function
FileSetDate
Set the last modified date and time of a file
Function
IncDay
Increments a TDateTime variable by + or - number of days
Function
IncMillisecond
Increments a TDateTime variable by + or - number of milliseconds
Function
IncMinute
Increments a TDateTime variable by + or - number of minutes
Function
IncMonth
Increments a TDateTime variable by a number of months
Function
IncSecond
Increments a TDateTime variable by + or - number of seconds
Function
IncYear
Increments a TDateTime variable by a number of years
Function
IsLeapYear
Returns true if a given calendar year is a leap year
Constant
MinsPerDay
Gives the number of minutes in a day
Constant
MonthDays
Gives the number of days in a month
Function
MonthOfTheYear
Gives the month of the year for a TDateTime value
Function
RecodeDate
Change only the date part of a TDateTime variable
Function
RecodeTime
Change only the time part of a TDateTime variable
Procedure
ReplaceDate
Change only the date part of a TDateTime variable
Procedure
ReplaceTime
Change only the time part of a TDateTime variable
Constant
SecsPerDay
Gives the number of seconds in a day
Function
StrToDate
Converts a date string into a TDateTime value
Function
StrToDateTime
Converts a date+time string into a TDateTime value
Function
StrToTime
Converts a time string into a TDateTime value
Run Time Library
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© Neil Moffatt
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