(<span class="string">"file.txt"</span>) <span class="comment">-- ".txt"</span>
</code></pre>




</dd>


						    	
							
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<dt><h2><a name="getn2">

	</a><strong>getn2</strong>&nbsp;

</h2></dt>
<dd>


<span class="description">

Return the number of elements of a table, be them named or not. It is a substitute for the old Lua function table.getn. It can also be used to compute the 