<project default="test">
	<target name="test">
		<property name="myProp"	value="OK" />
								<echo message="alone in quote :"/>
								<echo message="${myProp}"/>
								<echo>not alone in text ${myProp}.</echo>
								<echo message="not alone in quote ${myProp}."></echo>
								<fail unless="myProp"/>
	</target>
</project>