PHP Ds Vector isEmpty() Function

Ds\Vector::isEmpty() function can return whether the vector is empty.

Syntax

public bool Ds\Vector::isEmpty( void )

Ds\Vector::isEmpty() function doesn't have any parameters. This function can return true if the vector is empty, or false otherwise.

Example 1

<?php 
   $vector = new \Ds\Vector([1, 2, 3, 4, 5]); 
  
   var_dump($vector->isEmpty()); 
   $vector->clear(); 
  
   var_dump($vector->isEmpty()); 
?>

Example 2

<?php 
   $vector = new \Ds\Vector(["Tutorials", "Point", "Tutorix"]); 
  
   var_dump($vector->isEmpty()); 
   $vector->clear(); 
  
   var_dump($vector->isEmpty()); 
?>