Now

Now

给出表示当前时间的 DateObject.

更多信息

范例

基本范例  (1)

查找当前日期和时间：

从 Now 提取 TimeObject：

从当前日期和时间减去两天：

Wolfram Research (2014)，Now，Wolfram 语言函数，https://reference.wolfram.com/language/ref/Now.html.

文本

Wolfram Research (2014)，Now，Wolfram 语言函数，https://reference.wolfram.com/language/ref/Now.html.

CMS

Wolfram 语言. 2014. "Now." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/Now.html.

APA

Wolfram 语言. (2014). Now. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/Now.html 年

BibTeX

@misc{reference.wolfram_2024_now, author="Wolfram Research", title="{Now}", year="2014", howpublished="\url{https://reference.wolfram.com/language/ref/Now.html}", note=[Accessed: 21-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_now, organization={Wolfram Research}, title={Now}, year={2014}, url={https://reference.wolfram.com/language/ref/Now.html}, note=[Accessed: 21-November-2024 ]}