3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = '<html'; echo "XXX v is"; echo "len ".strlen($v)."\n"; echo substr($v,1)."\n "; echo ord($v[0])."\n "; echo $v."\n "; flush(); echo "echoing done\n"; echo "vd1\n"; echo "vd2\n"; var_dump($v); echo "AFTER\n";
Output for git.master, git.master_jit, rfc.property-hooks
XXX v islen 5 html 60 <html echoing done vd1 vd2 string(5) "<html" AFTER

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