.items)) {&#10;        this.log.push(&#39;doCheck: items mutated&#39;);&#10;        this.items_clone = angular.copy(this.items);&#10;      }&#10;    };&#10;  }&#10;});</code></pre>
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    <iframe class="runnable-example-frame" src="examples/example-doCheckArrayExample/index.html" name="example-doCheckArrayExample"></iframe>
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</p>
<h3 id="directive-definition-object">Directive Definition Object</h3>
<p>The directive definition object provides instructions to the <a href="api/ng/s