Statements

Here are the available MQL statements:

Most commonly used statements
assignment	Changes variables value or model element properties.
foreach, break	Processes some statements for each element contained within a collection.
if, else	Conditionally skip some statements.
import	Makes the referenced element (text template, ruleset or Java type) directly available in the ruleset.
metatype	Specifies the metatype for which the contained scripts apply.
method call	Calls a method or a script.
package	Defines the namespace of rulesets and of scripts.
return	Exits a script or a rule, with an optional value.
rule	Defines the signature of a rule, as well as the contents to be evaluated.
rule call	Evaluates a rule, either of the same ruleset or of an external ruleset.
ruleset	Defines the signature of a ruleset, as well as the contained rules.
script	Defines the signature of a script, as well as the contents to be evaluated
text template call	Generates a file based on a referenced text template.
var	Creates a new variable and initializes its value.
while, break	Processes some statements while a condition is true.

Advanced statements
attempt, recover	Provides alternate processing in case an error occurs.
stop	Aborts the evaluation process.