<?php $index_norm = array("key1" => "foobar", "key2" => "bananaramam", "key3" => "spam"); $result = array( "ids"=>array_keys($index_norm), "weights"=>array_values($index_norm) ); $json = json_encode($result); echo $json.PHP_EOL; $decoded = json_decode($json, true); var_dump($decoded); echo json_encode($decoded);
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