Sublime Text 2 php isset check snippet

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<snippet>

	<content><![CDATA[

isset(\$${1:this}) ? \$${1:this} : ''

]]></content>

	<!-- Optional: Set a tabTrigger to define how to trigger the snippet -->

	<!-- <tabTrigger>hello</tabTrigger> -->

	<!-- Optional: Set a scope to limit where the snippet will trigger -->

	<!-- <scope>source.python</scope> -->

</snippet>