Its just the slashes that are messing up the validation you could encode them using %5C
which is the hex encoding of \
or what Mike W says you could double escape like \\
and then you could just decode them when you want to use them
Its just the slashes that are messing up the validation you could encode them using %5C
which is the hex encoding of \
or what Mike W says you could double escape like \\
and then you could just decode them when you want to use them