3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = '2a9'; for($i=1;$i<100;$i++) { echo $a++ . '<br>'; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2a9<br>2b0<br>2b1<br>2b2<br>2b3<br>2b4<br>2b5<br>2b6<br>2b7<br>2b8<br>2b9<br>2c0<br>2c1<br>2c2<br>2c3<br>2c4<br>2c5<br>2c6<br>2c7<br>2c8<br>2c9<br>2d0<br>2d1<br>2d2<br>2d3<br>2d4<br>2d5<br>2d6<br>2d7<br>2d8<br>2d9<br>2e0<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br>13<br>14<br>15<br>16<br>17<br>18<br>19<br>20<br>21<br>22<br>23<br>24<br>25<br>26<br>27<br>28<br>29<br>30<br>31<br>32<br>33<br>34<br>35<br>36<br>37<br>38<br>39<br>40<br>41<br>42<br>43<br>44<br>45<br>46<br>47<br>48<br>49<br>50<br>51<br>52<br>53<br>54<br>55<br>56<br>57<br>58<br>59<br>60<br>61<br>62<br>63<br>64<br>65<br>66<br>67<br>68<br>69<br>