// 时:分 处理 单位时 加0
public function handleTime($time_info)
{
if (strpos($time_info, ':') === false) {
return sprintf("%02d", $time_info) . ':00';
} else {
$time_arr = explode(':', $time_info);
return sprintf("%02d", $time_arr[0]) . ':' . $time_arr[1];
}
}