 <mvt:capture variable="g.myvar">
	<mvt:eval expr="(10+5)/3" />
</mvt:capture>
 
<mvt:eval expr="g.myvar" /> // evaluates to 5

	<mvt:capture variable="g.myvar">
	<mvt:eval expr="(10+5)/3" />
	</mvt:capture>

	<mvt:eval expr="g.myvar" /> // evaluates to 5