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<?php $date_string = '2020W01'; $from = date('Y-m-d', strtotime($date_string)); $to = date('Y-m-d', strtotime($date_string . '7')); echo $from .' - '. $to .'<br/>'; $from = date('o-W', strtotime($date_string)); $to = date('o-W', strtotime($date_string .'7')); echo $from .' - '. $to .'<br/>'; $from = date('o-W', mktime(0,0,0,12,30,2019)); echo $from;

This is an error 500

Value for `_results` contains invalid data `array`


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