code_junkie

PHP5: Specifying a datatype in method parameters

Nov 11th, 2011
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  1. class NSNode {
  2. function insertAfter(NSNode $node) {
  3. ...
  4. }
  5. }
  6.  
  7. $myNode->insertAfter(null);
  8.  
  9. function(NSNode $node = null) {
  10. // stuff....
  11. }
  12.  
  13. $obj->insertAfter(); // no error
  14. $obj->insertAfter(new NSNode); // no error
  15. $obj->insertAfter($somevar); // error expected NSNode
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