3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array("Aluminum and glass windows.0", "Aluminumd andd glassd main entrance door.1", " Concrete steps with steel raining.0", "1 Steel emergency staircase.0", "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 $value) { list($item, ) = explode(".", $value); $int = filter_var($item, FILTER_SANITIZE_NUMBER_INT); if(!in_array($int, $tempArray)) { $newArray[] = $value; $tempArray[] = $int; } } print_r($newArray); ?>
based on ld3Y1
Output for 5.2.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Array ( [0] => Aluminum and glass windows.0 [1] => 1 Steel emergency staircase.0 )
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function filter_var() in /in/uZqiF on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: filter_var() in /in/uZqiF on line 8
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: filter_var() in /in/uZqiF on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: filter_var() in /in/uZqiF on line 8