我想100在当前时间上添加秒数。我正在使用这个库
use time::PrimitiveDateTime as DateTime;
pub fn after(start: DateTime) -> DateTime {
start + 100 seconds // something like this to the start DateTime
}
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您可以创建一个time::Duration,可以将其添加到PrimitiveDateTime. 当前时间需要从 获取OffsetDateTime,但可以轻松用于构建您的start:
use time::Duration;
use time::OffsetDateTime;
use time::PrimitiveDateTime as DateTime;
pub fn after(start: DateTime) -> DateTime {
start + Duration::seconds(100)
}
fn main() {
let now = OffsetDateTime::now_utc();
let start = DateTime::new(now.date(), now.time());
println!("{:?}", now);
println!("{:?}", start);
println!("{:?}", after(start));
}
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我不知道您是否有理由使用PrimitiveDateTime,但它不包含任何时区信息,所以我建议替换这些信息,因为OffsetDateTime仍然包含原语,并且需要获取当前时间:
use time::Duration;
use time::OffsetDateTime as DateTime;
pub fn after(start: DateTime) -> DateTime {
start + Duration::seconds(100)
}
fn main() {
let now = DateTime::now_utc();
println!("{:?}", now);
println!("{:?}", after(now));
}
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