3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $path = "/img/"; $file = "photo.jpg"; $width = "300"; $height = "250"; $x = "<span class=\"showthis\" style=\"background-image: url($path$file); width: $widthpx; height: $height px\"></span>"; var_dump($x);
Output for 5.0.4 - 5.6.22, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: widthpx in /in/QS8k2 on line 6 string(101) "<span class="showthis" style="background-image: url(/img/photo.jpg); width: ; height: 250 px"></span>"
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: widthpx in /in/QS8k2 on line 6 string(101) "<span class="showthis" style="background-image: url(/img/photo.jpg); width: ; height: 250 px"></span>"