Ds\Map::remove() function can remove and return a value by key.
public mixed Ds\Map::remove( mixed $key [, mixed $default ] )
Ds\Map::remove() function can remove and return a value by key or return an optional default value if a key can't be found.
Ds\Map::remove() function can return a value that was removed or a default value if provided, and a key can't be found in a map.
Ds\Map::remove() function can throw OutOfBoundsException if a key can't be found, and a default value was not provided.
<?php $map = new \Ds\Map([1 => "Tutorials", 2 => "Point", 3 => "India", 4 => "Tutorix"]); echo("The map elements are: \n"); print_r($map); echo("\n The removed element of a map: \n"); var_dump($map->remove(3)); ?>
<?php $map = new \Ds\Map(["a" => "Tutorials", "b" => "Point", "c" => "India", "d" => "Tutorix"]); echo("The map elements are: \n"); print_r($map); echo("\n The removed element of a map: \n"); var_dump($map->remove("c")); ?>