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<?php $json = '[{"name":"Juan","Sex":"Male","ID":"1100"},{"name":"Maria","Sex":"Female","ID":"2513"},{"name":"Pedro","Sex":"Male","ID":"2211"}]'; $array = json_decode($json,1); $ID = 2513; $expected = array_filter($array, function ($var) use ($ID) { return ($var['ID'] == $ID); }); print_r($expected); ?>

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