rfc:functional-elements

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rfc:functional-elements [2008/03/16 14:59]
lstrojny Linking the iterate() detail page
rfc:functional-elements [2008/03/17 09:40]
lstrojny
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 } }
 </code> </code>
 +
  
  
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   * [[rfc::functional-elements:is-traversable|function is_traversable()]]: Returns true if a list is traversable (Iterator/IteratorAggregate/array)   * [[rfc::functional-elements:is-traversable|function is_traversable()]]: Returns true if a list is traversable (Iterator/IteratorAggregate/array)
   * [[rfc:functional-elements:iterate|function iterate()]]: Walks over a traversable list and does nothing   * [[rfc:functional-elements:iterate|function iterate()]]: Walks over a traversable list and does nothing
-  * function iterator_true(): Walks over a traversable list and assumes every element to be true +  * function iterator_true(): Walks over a traversable list and assumes every element to be bool(true) 
-  * function iterator_false(): Walks over a traversable list and assumes every element to be false+  * function iterator_false(): Walks over a traversable list and assumes every element to be bool(false
 + 
 +==== Modified use cases ==== 
 +=== UC-1: Iterating over an aggregation of objects === 
 +<code php> 
 +iterate(new CallIterator($list, 'method')); 
 +</code> 
 + 
 +=== UC-2: Iterating over an aggregation of objects and keeping the results === 
 +<code php> 
 +$result = iterate(new CallIterator($list, 'method'), true); 
 +</code>
  
rfc/functional-elements.txt · Last modified: 2017/09/22 13:28 (external edit)