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Current Date and Time

Obtain the current date and time.

Background Information

Each language provides system variables or functions that provide the current system time. See ObjectScript Reference and InterSystems SQL Reference.

In many InterSystems IRIS applications, dates and times are stored and transmitted in a format called $H format or $HOROLOG format. For an introduction, see “Date and Time Values” in the Orientation Guide for Server-Side Programming.

Available Tools

In addition, InterSystems provides the following tools:

Includes the following class methods that return current date/time values:

  • Horolog()

  • TimeStamp()

Availability: All namespaces.

Includes the following class methods that return current date/time values:

  • Date()

  • DateTime()

  • Time()

Availability: All namespaces.

Includes the following class methods that return current date/time values:

  • NowLocal()

  • NowUTC()

Availability: All namespaces.

Reminder

The special variable $SYSTEM is bound to the %SYSTEM package. This means that instead of ##class(%SYSTEM.class).method(), you can use $SYSTEM.class.method().

See Also

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