document.addEventListener('DOMContentLoaded', function() { const sessionSelect = document.getElementById('form-field-field_129c458'); const options = sessionSelect.options; const currentDate = new Date(); currentDate.setHours(0, 0, 0, 0); // 將當前時間設置為當天的開始 for (let i = options.length - 1; i >= 0; i--) { const optionText = options[i].text; const [datePart] = optionText.split('('); const [month, day] = datePart.split('/').map(Number); const year = currentDate.getFullYear(); const optionDate = new Date(year, month - 1, day); optionDate.setHours(0, 0, 0, 0); // 將選項時間設置為當天的開始 // 處理跨年的情況，如果月份小於當前月份並且當前月份是12月，則將年份設置為下一年 if (month < currentDate.getMonth() + 1 && currentDate.getMonth() === 11) { optionDate.setFullYear(year + 1); } if (optionDate < currentDate) { sessionSelect.remove(i); } } });