PHP Ds / Map copy () Function

Syntax:
DsMap public DsMap::copy()
Parameter:this function takes no parameters.Returned value:returns a shallow copy of the specified map instance.The following programs illustrate the Ds / Map::function copy() :Program 1:
// PHP program to illustrate the copy() function  $map = new DsMap ([1 = > " Geeks " , 2 = > "for" , 3 = > "Geeks" ]); print_r ( $map -> copy ());  
?>
Exit :
DsMap Object ([0] = > DsPair Object ([key] = > 1 [value] = > Geeks) [1] = > DsPair Object ([key] = > 2 [value] = > for) [2] = > DsPair Object ([key] = > 3 [value] = > Geeks))
Program 2:
// PHP program to illustrate the copy() function $map = new DsMap ([ "first" = > "Geeks" , "second " = > " for "  , "third" = > "Geeks" ]); print_r ( $map -> copy ());  
?>
Exit :
DsMap Object ([0] = > DsPair Object ([key] = > first [value] = > Geeks) [1] = > DsPair Object ([key] = > second [value] = > for) [2] = > DsPair Object ([key] = > third [value] = > Geeks))
Link : http://php.net/manual/en/ds-map.copy.php



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