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PHP - Ds Map count() Function


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Ds\Map::count() function can return the number of values in a map.

Syntax

public int Ds\Map::count()

Ds\Map::count() function doesn't have any parameters.

Example 1

<?php  
   $map = new \Ds\Map(["1" => "Tutorials", "2" => "Point", "3" => "India"]);  
  
   print_r($map);  
  
   echo "The number of elements present in a map:"; 
   print_r($map->count()); 
?>

Example 2

<?php  
   $map = new \Ds\Map(["1" => "10", "2" => "20", "3" => 30, "4" => 40]);  
  
   print_r($map);  
  
   echo "The number of elements present in map:"; 
   print_r($map->count()); 
  
   echo "\n"; 
  
   $map = new \Ds\Map([1 => "TutorialsPoint", 2 => "to", 3 => "Tutorix"]);  
   print_r($map);  
  
   echo "Number of elements present in map:"; 
   print_r($map->count()); 
?> 
php_function_reference.htm

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