1 <?php
  2 
  3 if (!function_exists('bcSum')) {
  4     function bcSum($scale, ...$args): string
  5     {
  6         $result = '0.00';
  7         foreach ($args as $arg) {
  8             $result = bcadd($result, $arg, $scale);
  9         }
 10         return $result;
 11     }
 12 }
 13 
 14 if (!function_exists('yuanToWan')) {
 15     function yuanToWan($yuan): float
 16     {
 17         return floatval(bcdiv($yuan, 10000, 6));
 18     }
 19 }
 20 
 21 
 22 if (!function_exists('calCompleteDegree')) {
 23     function calCompleteDegree($actual, $target, $scale = 4): float|null
 24     {
 25         if (bccomp($target, '0.00', $scale + 1) === 0) {
 26             return null;
 27         } elseif (bccomp($target, '0.00', $scale + 1) > 0) {
 28             return round(bcdiv($actual, $target, $scale + 1), $scale);
 29         } else {
 30             return round(
 31                 bcdiv(
 32                     bcsub(bcmul(2, $target, $scale + 1), $actual, $scale + 1),
 33                     $target,
 34                     $scale + 1
 35                 ),
 36                 $scale
 37             );
 38         }
 39     }
 40 }
 41 
 42 if (!function_exists('calPercentage')) {
 43     function calPercentage($num1, $num2, $scale = 4): float|string
 44     {
 45         return bccomp($num2, '0.00', $scale + 1) !== 0
 46             ? round(bcdiv($num1, $num2, $scale + 1), $scale) : '';
 47     }
 48 }
 49 
 50 if (!function_exists('arrayKsort')) {
 51     function arrayKsort(&$array): bool
 52     {
 53         if (!isset($array) || !is_array($array)) {
 54             return false;
 55         }
 56 
 57         foreach ($array as $k => $v) {
 58             unset($array[$k]);
 59             $key = mb_convert_encoding($k, 'GBK', 'UTF-8');
 60             $array[$key] = $v;
 61         }
 62         ksort($array);
 63         foreach ($array as $k => $v) {
 64             unset($array[$k]);
 65             $key = mb_convert_encoding($k, 'UTF-8', 'GBK');
 66             $array[$key] = $v;
 67         }
 68         return true;
 69     }
 70 }
 71 
 72 if (!function_exists('arraySort')) {
 73     function arraySort(&$array)
 74     {
 75         if (!isset($array) || !is_array($array)) {
 76             return false;
 77         }
 78         $tmp = [];
 79         foreach ($array as $k => $v) {
 80             $array[$k] = mb_convert_encoding($v, "GBK", "UTF-8");
 81             $tmp[$array[$k]] = $v;
 82         }
 83         sort($array);
 84         foreach ($array as &$value) {
 85             $value = $tmp[$value];
 86         }
 87         return true;
 88     }
 89 }
 90 
 91 if (!function_exists('checkDateFormat')) {
 92     function checkDateFormat($dateStr, $format = "Y-m-d"): bool
 93     {
 94         return date($format, strtotime($dateStr)) === $dateStr;
 95     }
 96 }
 97 
 98 if (!function_exists('dateMonths')) {
 99     /**
100      * @param $date1
101      * @param $date2
102      * @return int
103      */
104     function dateMonths($date1, $date2): int
105     {
106         $date1 = explode('-', $date1);
107 
108         $date2 = explode('-', $date2);
109 
110         return intval(abs(intval($date1[0]) - intval($date2[0])) * 12 + (abs(intval($date1[1]) - intval($date2[1])) + 1));
111     }
112 }
113 
114 if (!function_exists('splitDateRange')) {
115     function splitDateRange($startDate, $endDate, int $step = 7): array
116     {
117         $result = [];
118         $step = $step < 1 ? 1 : $step - 1;
119         $startDate = date("Y-m-d", strtotime($startDate));
120         $endDate = date("Y-m-d", strtotime($endDate));
121 
122         do {
123             $tmpEndDate = date('Y-m-d', strtotime($startDate. " +{$step} day"));
124             if (strtotime($tmpEndDate) >= strtotime($endDate)) {
125                 $tmpEndDate = $endDate;
126                 $result[] = [$startDate . " 00:00:00", $tmpEndDate . " 23:59:59"];
127                 break;
128             } else {
129                 $result[] = [$startDate . " 00:00:00", $tmpEndDate . " 23:59:59"];
130                 $startDate = date('Y-m-d', strtotime($tmpEndDate. " +1 day"));
131             }
132         } while (true);
133 
134         return $result;
135     }
136 }
137 
138 if (!function_exists('showMonthRange')) {
139     function showMonthRange($start, $end): array
140     {
141         $end = date('Y-m', strtotime($end)); // 转换为月
142         $range = [];
143         $i = 0;
144         do {
145             $month = date('Y-m', strtotime($start . ' + ' . $i . ' month'));
146             $range[] = $month;
147             $i++;
148         } while ($month < $end);
149 
150         return $range;
151     }
152 }