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Output for 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.20, 8.4.1 - 8.4.6
array(4) { ["a"]=> string(1) "1" ["b"]=> string(0) "" ["c"]=> string(0) "" ["d"]=> string(19) "9223372036854775807" } array(4) { ["a"]=> bool(true) ["b"]=> bool(false) ["c"]=> NULL ["d"]=> int(9223372036854775807) } array(4) { ["a"]=> string(1) "1" ["b"]=> string(0) "" ["c"]=> string(0) "" ["d"]=> string(19) "9223372036854775807" } array(4) { ["a"]=> string(1) "1" ["b"]=> string(0) "" ["c"]=> string(0) "" ["d"]=> string(19) "9223372036854775807" }

preferences:
79.44 ms | 412 KiB | 5 Q