3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i;$i<=9;$i+=1) { for($j;$j<=$i;$j+=1) { echo $i."*".$j."=".$i*$j; if($i<>$j) { echo "\t"; } else { echo "<br>"; } } }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined variable $i in /in/PKXuY on line 2 Warning: Undefined variable $j in /in/PKXuY on line 4 Warning: Undefined variable $i in /in/PKXuY on line 4 Warning: Undefined variable $i in /in/PKXuY on line 6 Warning: Undefined variable $j in /in/PKXuY on line 6 Warning: Undefined variable $i in /in/PKXuY on line 6 Warning: Undefined variable $j in /in/PKXuY on line 6 *=0 Warning: Undefined variable $i in /in/PKXuY on line 7 Warning: Undefined variable $j in /in/PKXuY on line 7 <br> Warning: Undefined variable $j in /in/PKXuY on line 4 Warning: Undefined variable $i in /in/PKXuY on line 4 Warning: Undefined variable $i in /in/PKXuY on line 2 1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 *=0 Notice: Undefined variable: i in /in/PKXuY on line 7 Notice: Undefined variable: j in /in/PKXuY on line 7 <br> Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 2 1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>
Output for 7.3.32 - 7.3.33
*=0<br>1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 Notice: Undefined variable: i in /in/PKXuY on line 6 *=0 Notice: Undefined variable: j in /in/PKXuY on line 7 Notice: Undefined variable: i in /in/PKXuY on line 7 <br> Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 2 1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>
Output for 5.0.4 - 5.0.5
Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 *=0 Notice: Undefined variable: i in /in/PKXuY on line 7 Notice: Undefined variable: j in /in/PKXuY on line 7 <br> Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 2 1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: i in /in/PKXuY on line 2 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 Notice: Undefined variable: i in /in/PKXuY on line 6 Notice: Undefined variable: j in /in/PKXuY on line 6 *=0 Notice: Undefined variable: i in /in/PKXuY on line 7 Notice: Undefined variable: j in /in/PKXuY on line 7 <br> Notice: Undefined variable: j in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 4 Notice: Undefined variable: i in /in/PKXuY on line 2 1*1=1<br>2*2=4<br>3*3=9<br>4*4=16<br>5*5=25<br>6*6=36<br>7*7=49<br>8*8=64<br>9*9=81<br>

preferences:
217.96 ms | 403 KiB | 311 Q