Re: Balanced delimiter parsing

[I0]

Using only regexps

$_="...<value>...<value>...</value>...</value>...";
($re=$_)=~s#((<value>)|(</value>)|.)#${[')','']}[!$3]\Q$1\E${['(','']}
+[!$2]#gs;
print join "\n",eval{/$re/};
die $@ if $@=~/unmatched/i;