DateTimeValid (Function) Checks the validity of a date/time between January 01, 0001 at 0 hours 0 minutes 0 seconds 0 hundredths of a second and December 31, 9999 at 23 hours 59 minutes 59 seconds 99 hundredths of a second.... Year (Property) The Year property is used to: Get the year from a Date or DateTime variable or item. Change the year in a Date or DateTime variable or item.... DateTimeByDefault (Function) Used to define the default value of Date, Time and DateTime variables. Date (Property) The Date property is used to: Retrieve the date from a DateTime variable. Modify the date in a DateTime variable. Retrieve the date from a Date item (in "Date and Time" format) . Modify the date in a Date item (in "Date and Time" format)... <DateTime type>.ToString (Function) Converts a DateTime to string in the specified format. DateTimeToString (Function) Converts a DateTime to string in the specified format. DateTime (Type of variable) The DateTime type enables you to easily handle a date and a time... Month (Property) The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify the month in a Date or DateTime variable. Retrieve the month from a Date item (in "Simple date" or "Date and Time" format) Modify the month in a Date item (in "Simple Date" or "Date and Time" format)... Time (Property) The Time property enables you to: Retrieve the time from a DateTime variable. Modify the time in a DateTime variable. Retrieve the time from in a Date item (in "Date and Time" format) Modify the time in a Date item ("Date and Time" format).... Second (Property) The Second property is used to: Retrieve the number of seconds from a Time, DateTime or Duration variable. Modify the number of seconds in a Time, DateTime or Duration variable. Retrieve the seconds or the number of seconds from a Date item (in "Date and Time" or "Duration" format) Modify the seconds or the number of seconds in a Date item (in "Date and Time" or "Duration" format)... Millisecond (Property) The Millisecond property is used to: Retrieve the number of milliseconds from a Time, DateTime or Duration variable. Modify the number of milliseconds in a Time, DateTime or Duration variable. Retrieve the milliseconds or the number of milliseconds from a Date item (in "Date and Time" or "Duration" format) Modify the milliseconds or number of milliseconds in a Date item ("Date and Time" or "Duration" format)... Minute (Property) The Minute property is used to: Retrieve the minutes from a Time or DateTime variable, or the number of minutes from a Duration. Change the minutes in a Time or DateTime variable, or the number of minutes in a Duration. Retrieve the minutes or the number of minutes from a Date item (in "Date and Time" or "Duration" format) or from a Time item. Modify the minutes or the number of minutes in a Date item (in "Date and Time" or "Duration" format) or in a Time item.... Day (Property) The Day property is used to: Get the day from a Date or DateTime variable, or get the number of days from a Duration variable. Change the day of a Date or DateTime variable, or change the number of days of a Duration variable. Get the day or the number of days from a Date item (in "Date", "Date and Time" or "Duration" format) Modify the day or the number of days in a Date item (in "Date", "Date and Time" or "Duration" format)... Hour (Property) The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item.... <DateTime type>.ToEpoch (Function) Converts a local datetime to Epoch format (number of time units since 01/01/1970 at 00h00 UTC).... DateTimeToEpoch (Function) Converts a local datetime to Epoch format (number of time units since 01/01/1970 at 00h00 UTC).... History of versions The history of setup versions is an advanced feature of the network setup...... TimestampType (Property) The TimestampType property is used to: Find out the type of timestamp for an item. This item was defined in the data model editor or through programming. Define the type of timestamp for a Date, Time or DateTime item (when describing the item through programming).... Managing dates and times WINDEV, WEBDEV and WINDEV Mobile propose several methods for managing dates and times in your applications...... EpochToDateTime (Function) Converts a date and a time in Epoch format (number of time units since 01/01/1970 at 00h00 UTC) to a local datetime.... Operations available for the dates, times and durations, ... The following operations are available for the following types of variables...... History of versions (network setup) The setup wizard allows you to configure the history of versions during a network setup.... WDADMINEXE: Managing versions The "Versions" tab of WDADMINEXE is used to manage from the server the versions installed on the client computers...... Handling the versions of a window, report, query or project When creating and developing the different elements of a project (window, query, report, project, ...... AppActivateVersion (Function) Activates one of the application versions available in the history of versions on the reference setup server.