3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $cars = array ( array(22,18), array(15,13), array(5,2), array(17,15) ); for ($row = 0; $row < 4; $row++) { echo "<p><b>Row number $row</b></p>"; echo "<ul>"; for ($col = 0; $col < 3; $col++) { echo "<li>".$cars[$row][$col]."</li>"; } echo "</ul>"; } ?>
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
<p><b>Row number 0</b></p><ul><li>22</li><li>18</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 1</b></p><ul><li>15</li><li>13</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 2</b></p><ul><li>5</li><li>2</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 3</b></p><ul><li>17</li><li>15</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul>
Output for hhvm-3.10.0 - 3.12.0
<p><b>Row number 0</b></p><ul><li>22</li><li>18</li> Notice: Undefined index: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 1</b></p><ul><li>15</li><li>13</li> Notice: Undefined index: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 2</b></p><ul><li>5</li><li>2</li> Notice: Undefined index: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 3</b></p><ul><li>17</li><li>15</li> Notice: Undefined index: 2 in /in/FCtGp on line 14 <li></li></ul>
Output for 4.3.0 - 5.2.17
<p><b>Row number 0</b></p><ul><li>22</li><li>18</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 1</b></p><ul><li>15</li><li>13</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 2</b></p><ul><li>5</li><li>2</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul><p><b>Row number 3</b></p><ul><li>17</li><li>15</li> Notice: Undefined offset: 2 in /in/FCtGp on line 14 <li></li></ul>