3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "foo"; $bar = "bar"; // I do this if ($foo) echo "foo'd! \n"; else echo "no foo. \n"; // try not to do this if ($foo) if ($bar) echo "foo bar! \n"; else echo "not foo'd, maybe bar'd \n"; // I also do this $fooBars = [$foo, $bar]; foreach ($fooBars as $value) if ($value == $foo) echo "foo in a loop! \n"; // looking at it side by side... $fooBars = [$foo, $bar]; foreach ($fooBars as $value) { if ($value == $foo) { echo "foo in a loop!... with curly braces \n"; } }
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
foo'd! foo bar! foo in a loop! foo in a loop!... with curly braces
preferences:
245.69 ms | 404 KiB | 221 Q