Online PHP editor | refs for 9eRS5

<?php $json = '{ "ver":1, "inputs":[ { "sequence":4294967295, "witness":"", "prev_out":{ "spent":true, "tx_index":372805487, "type":0, "addr":"3AFgA1pHKrk4jFHwzUL1CKgZvXyFSWZfgD", "value":12712, "n":0, "script":"a9145dee3b52c0c363fd962c57f33f346c453dba7e5687" }, "script":"00483045022100a3edd460e3aa186f4b318930d80ca97cb25d5e741896cf0a396151c0b0e39953022012f0bad5edea4aca199e19c68859e3f04a4dc7bedd5ceecfdba652707490e1bf0147304402206b86cf8f21dc79d85a1ba341416cabf98b1c837fa3468c5cec4ad0d2f707fe2f02205da8b6ffe1ec67bf703a4f1a45394c4f9ac7c14db2216d937025fdcb0dfe007501475221031131d02767e849cc0a03d067569b77a3b0b28797d1fecacfeaee6fa35a0634f221034b79ba896e312200d17e6a0e11266247522e48a6900a035231aca2c596dcc20e52ae" } ], "weight":1212, "block_height":543349, "relayed_by":"0.0.0.0", "out":[ { "spent":false, "tx_index":377146538, "type":0, "addr":"13Zggf2Jc8K6e2hZ9fTP8ymzVyaYQWhRBR", "value":5443, "n":0, "script":"76a9141c1eb04aeb07c5a80fff5d7ab6382f6550dccd3188ac" } ], "lock_time":0, "size":303, "double_spend":false, "time":1538084433, "tx_index":377146538, "vin_sz":1, "hash":"249256b255e9850fbf9abcbc73f8c872be2b51d3a055b66680bc7150f5bc1d1e", "vout_sz":1 }'; $arr = json_decode($json, true); // you can use $arr direct as json hierarchy //or convert to one-dimensional array $result = []; array_walk_recursive($arr, function ($item, $key) use (&$result){ $result[$key] = $item; }); print_r($result);