3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1=array(1,2,3,4,5); $arr2=array("a","b","c","d","e"); $arr3=array("x","y","z","p","q"); foreach($arr1 as $val1) { echo $val1; foreach($arr2 as $val2) { echo $val2; foreach($arr3 as $val3) { echo $val3; break 2; } } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
1ax2ax3ax4ax5ax

preferences:
190.73 ms | 405 KiB | 354 Q