 as the local name.
Given <code>&lt;my-component my-attr=&quot;count = count + value&quot;&gt;</code> and the isolate scope definition <code>scope: {
localFn:&#39;&amp;myAttr&#39; }</code>, the isolate scope property <code>localFn</code> will point to a function wrapper for
the <code>count = count + value</code> expression. Often it&#39;s desirable to pass data from the isolated scope
via an expression to the parent scope. This can be done by passing a map of local variable names
and values into the express