You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
28 lines
761 B
28 lines
761 B
<?php
|
|
function getNext25thDate($dateString)
|
|
{
|
|
// 將傳入的日期字串轉換成 Unix 時間戳記
|
|
$timestamp = strtotime($dateString);
|
|
|
|
// 取得該日期所在月份的天數
|
|
$daysInMonth = date('t', $timestamp);
|
|
|
|
// 取得該日期的日期
|
|
$day = date('d', $timestamp);
|
|
|
|
// 如果日期大於 25，則回傳下個月的 25 號日期
|
|
if ($day > 25) {
|
|
// 增加一個月
|
|
$timestamp = strtotime('+1 month', $timestamp);
|
|
}
|
|
|
|
// 設定日期為 25 號
|
|
$targetDate = date('Y-m-25', $timestamp);
|
|
|
|
return $targetDate;
|
|
}
|
|
|
|
// 測試函數
|
|
$dateString = '2024-05-1';
|
|
$next25thDate = getNext25thDate($dateString);
|
|
echo "傳入日期的下個 25 號日期是：$next25thDate";
|
|
|