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| function parseTWDate(val, format) { var result = { result: true, msg: '', DateObj: null };
if (typeof val === 'undefined') { result.result = false; return result; }
if (typeof val !== 'number' && typeof val !== 'string') { result.result = false; return result; } if ( format !== 'yyyMMdd' && format !== 'yyyMMddHHmm' && format !== 'yyyMMddHHmmss' ) { result.result = false; result.msg = '不支援的日期格式設定'; return result; } if (/^\d+$/.test(val) === false) { result.result = false; return result; } var str = '';
if (typeof val === 'number') { str = val.toString(); } else { str = val; }
var sec = 0; var min = 0; var hr = 0; var day = 0; var mon = 0; var year = 0; var movingCount = 0; if (format === 'yyyMMddHHmmss') { if (str.length < 11) { result.result = false; return result; } sec = parseInt( str.substring(str.length - movingCount - 2, str.length - movingCount), 10 ); if (sec === NaN || sec > 59 || sec < 0) { result.result = false; return result; } movingCount += 2; } if (format === 'yyyMMddHHmm' || format === 'yyyMMddHHmmss') { if (str.length < 9) { result.result = false; return result; } min = parseInt( str.substring(str.length - movingCount - 2, str.length - movingCount), 10 ); if (min === NaN || min > 59 || min < 0) { result.result = false; return result; } movingCount += 2;
hr = parseInt( str.substring(str.length - movingCount - 2, str.length - movingCount), 10 ); if (hr === NaN || hr > 23 || hr < 0) { result.result = false; return result; } movingCount += 2; } if (str.length < 5) { result.result = false; return result; } day = parseInt( str.substring(str.length - movingCount - 2, str.length - movingCount), 10 ); if (day === NaN || day > 31 || day < 1) { result.result = false; return result; } movingCount += 2;
mon = parseInt( str.substring(str.length - movingCount - 2, str.length - movingCount), 10 ); if (mon === NaN || mon > 12 || mon < 1) { result.result = false; return result; } movingCount += 2;
year = parseInt(str.substring(0, str.length - movingCount), 10); if (year === NaN || year < 1) { result.result = false; return result; } result.DateObj = new Date(year + 1911, mon - 1, day, hr, min, sec);
return result; }
function getTWDate(val, format) { var rawYear = val.getFullYear(); var twYear = rawYear - 1911; var rawMonth = val.getMonth() + 1; var twMonth = rawMonth.toString().padStart(2, '0'); var rawDay = val.getDate(); var twDay = rawDay.toString().padStart(2, '0'); var strTWDate = twYear + twMonth + twDay; if (format === 'yyyMMddHHmm' || format === 'yyyMMddHHmmss') { var hr = val.getHours().toString().padStart(2, '0'); var min = val.getMinutes().toString().padStart(2, '0'); strTWDate = strTWDate + hr + min; if (format === 'yyyMMddHHmmss') { var sec = val.getSeconds().toString().padStart(2, '0'); strTWDate = strTWDate + sec; } } return strTWDate; }
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