dayOfYear method
获取日期到年初总天数
Implementation
int dayOfYear() {
Duration _diff = diff(DateTime($y, 1, 1));
return _diff.inDays + 1;
}
dayOfYear method
获取日期到年初总天数
int dayOfYear() {
Duration _diff = diff(DateTime($y, 1, 1));
return _diff.inDays + 1;
}