3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array("Painted concrete Walls .1", "Aluminum and glass windows.0", "Aluminum and glass main entrance door.1", " Concrete steps with steel rainings.0", "1 Steel emergency staircase.5", "Painted concrete Walls .2", "Aluminum and glass windows.1", "Aluminum and glass main entrance door.1", "Concrete steps with steel rainings.0", "1 Steel emergency staircase.0", "1 A/c condenser unit (wall mounted/rooftop).1", "1 Dust to dawn lighting fixture.1"); $tempArray = array(); $newArray = array(); foreach($array as $value) { $item = explode(".", $value); $int = filter_var($item[1], FILTER_SANITIZE_NUMBER_INT); if(!in_array($int, $tempArray)) { $newArray[] = $value; $tempArray[] = $int; } } print_r($newArray); ?>
based on l1Gth
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => Painted concrete Walls .1 [1] => Aluminum and glass windows.0 [2] => 1 Steel emergency staircase.5 [3] => Painted concrete Walls .2 )
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function filter_var() in /in/YllOf on line 9
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: filter_var() in /in/YllOf on line 9
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: filter_var() in /in/YllOf on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: filter_var() in /in/YllOf on line 9