3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array(1,2,3,4,5,6,7,8,9,10,'a','b','c','d','e','f','g','h','i','j'); for($i=0;$i<count($arr);$i++){ echo($arr[i]." "); } ?>
Output for 5.3.0 - 7.1.0
Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4
Output for 4.3.0 - 5.2.17
Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4 Notice: Use of undefined constant i - assumed 'i' in /in/5hRvm on line 4 Notice: Undefined index: i in /in/5hRvm on line 4