string(11) "phar://hio/"
string(2) "/a"
bool(false)
string(1) "a"
string(2) "/b"
bool(true)
string(12) "phar://hio/b"
string(4) "/b/a"
bool(false)
string(1) "b"
string(4) "/b/c"
bool(true)
string(14) "phar://hio/b/c"
string(6) "/b/c/d"
bool(false)
string(1) "c"
string(4) "/bad"
bool(true)
string(14) "phar://hio/bad"
string(6) "/bad/c"
bool(false)
string(1) "d"