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@ 2017-05-25T08:57:40Z

<?php
$static = 90;

$array = [
    'checklists' => [
        20, 50, 35, 23, 24, 21, 22, 27, 25
    ]
];

$array['checklists'] = array_map(function($v) use($static) {
  return [$static, $v];
}, $array['checklists']);

var_dump($array);

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

20.36 ms | 405 KiB | 5 Q