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<?php $data = '[{"year":"2008","value":"4169.20"}, {"year":"2009","value":"4067.50"}, {"year":"2010","value":"4848.40"}, {"year":"2011","value":"5654.80"}, {"year":"2012","value":"6071.50"}]'; $a = json_decode($data); $b = array(); foreach ($a as $key => $v) { $c['year'] = $v->year; $c['value'] = (float) $v->value; $b[] = $c; } echo '<pre>'; print_r(json_encode($b)); echo '</pre>'; ?>
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