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										 |  |  | 	<title>Logtalk entity directive: category/1-3</title> | 
					
						
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										 |  |  | <div class="top-left">Logtalk reference manual</div>  | 
					
						
							|  |  |  | <div class="top-right">Entity directive: category/1-3</div> | 
					
						
							|  |  |  | <div class="bottom-left"><span class="page"/></div>  | 
					
						
							|  |  |  | <div class="bottom-right"><span class="page"/></div> | 
					
						
							|  |  |  | <div class="navtop"><a href="../../index.html">contents</a> > <a href="../index.html">reference manual</a> > <a href="../index.html#directives">directives</a></div> | 
					
						
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										 |  |  | <h2 id="directives_category1_3" class="codenp">category/1-3</h2> | 
					
						
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							|  |  |  | <h4>Description</h4> | 
					
						
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										 |  |  | <pre>category(Category) | 
					
						
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							|  |  |  | category(Category, | 
					
						
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										 |  |  |     implements(Protocols)) | 
					
						
							|  |  |  |      | 
					
						
							|  |  |  | category(Category, | 
					
						
							|  |  |  |     imports(Categories))     | 
					
						
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							|  |  |  | category(Category, | 
					
						
							|  |  |  |     implements(Protocols), | 
					
						
							|  |  |  |     imports(Categories))</pre> | 
					
						
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										 |  |  | <p> | 
					
						
							|  |  |  | 	Starting category directive. | 
					
						
							|  |  |  | </p> | 
					
						
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							|  |  |  | <h4>Template and modes</h4> | 
					
						
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										 |  |  | <pre>category(+category_identifier) | 
					
						
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							|  |  |  | category(+category_identifier, | 
					
						
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										 |  |  |     implements(+implemented_protocols)) | 
					
						
							|  |  |  |      | 
					
						
							|  |  |  | category(+category_identifier, | 
					
						
							|  |  |  |     imports(+imported_categories)) | 
					
						
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							|  |  |  | category(+category_identifier, | 
					
						
							|  |  |  |     implements(+implemented_protocols), | 
					
						
							|  |  |  |     imports(+imported_categories))</pre> | 
					
						
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							|  |  |  | <h4>Examples</h4> | 
					
						
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										 |  |  | <pre>:- category(monitoring). | 
					
						
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							|  |  |  | :- category(monitoring, | 
					
						
							|  |  |  |     implements(monitoringp)). | 
					
						
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							|  |  |  | :- category(attributes, | 
					
						
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										 |  |  |     implements(protected::variables)). | 
					
						
							|  |  |  |      | 
					
						
							|  |  |  | :- category(extended, | 
					
						
							|  |  |  |     imports(minimal)).</pre> | 
					
						
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							|  |  |  | 		<span>Last updated on: October 26, 2006</span> | 
					
						
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