050+ array(1) {
050- array(2) {
052+ string(52) "\`^.[$()|*+?{' |1| \`^.[$()|*+?{' |2| \`^.[$()|*+?{'"
052- string(0) ""
053- [1]=>
054- string(38) " |1| \`^.[$()|*+?{' |2| \`^.[$()|*+?{'"
058+ array(1) {
060+ string(13) "a |1| a |2| a"
060- array(2) {
062- string(0) ""
063- [1]=>
064- string(12) " |1| a |2| a"