:IFVERS [:ELSEVERS] :ENDVERS

Script statements: Pre-compiler instructions for skipping script blocks depending on the installed Automation Engine version.

Syntax

:IFVERS Version
[Statements]
[:ELSEVERS
[Other Statements]]
:ENDVERS

Syntax	Description/Format
Version	AE version Format: Major[.Minor[.Patch]] without quotes
Statements	One or more statements that will be executed when the version condition is "True". Format: script statement
Other Statements	One or more statements that will be executed when the version condition is "False". Format: script statement

Syntax

Description/Format

Version

AE version

Format: Major[.Minor[.Patch]] without quotes

Statements

One or more statements that will be executed when the version condition is "True".

Format: script statement

Other Statements

One or more statements that will be executed when the version condition is "False".

Format: script statement

Comments

This script statement was originally introduced to be able to keep initial data objects compatible, during an upgrade scenario with zero downtime.

The primary UseCase for this statement is the Automic developing environment.

:IFVERS blocks cannot be nested.

These statements will be automatically treated as comments, if the version information should not fit the one used.

Comparison operators

A condition contains one of the following comparison operators:

Operator	Rule
=	This expression is "True" if at least one of the comparison values equals the Value.
<>	This expression is "True" when none of the comparison values equals the Value.
< > <= >=	This expression is "True" if one comparison value corresponds to the defined condition.

Operator

Rule

This expression is "True" if at least one of the comparison values equals the Value.

This expression is "True" when none of the comparison values equals the Value.

<
>
<=
>=

This expression is "True" if one comparison value corresponds to the defined condition.

Example

: IFVERS >= 11.2
!any script command
: ELSEVERS
!any other script command
: ENDVERS

See also:

Script element	Description
:IF... :ELSE... :ENDIF	Branching under certain conditions.
:SWITCH... :CASE... :ENDSWITCH	It verifies whether the value of a variable complies with certain values and depending on the result, it runs various statements.