NullRecords

NullRecords

是 Read 及其相关函数的一个选项，用来指定在重复记录分隔符之间是否应采用空记录.

更多信息

  • 用缺省设置 NullRecords->False 时，重复记录分隔符被视作单记录分隔符.

范例

基本范例  (2)

创建一个记录流：

读入它的记录：

关闭记录流：

读入包含所有零长度记录的相同流：

Wolfram Research (1991)，NullRecords，Wolfram 语言函数，https://reference.wolfram.com/language/ref/NullRecords.html.

文本

Wolfram Research (1991)，NullRecords，Wolfram 语言函数，https://reference.wolfram.com/language/ref/NullRecords.html.

CMS

Wolfram 语言. 1991. "NullRecords." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/NullRecords.html.

APA

Wolfram 语言. (1991). NullRecords. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/NullRecords.html 年

BibTeX

@misc{reference.wolfram_2024_nullrecords, author="Wolfram Research", title="{NullRecords}", year="1991", howpublished="\url{https://reference.wolfram.com/language/ref/NullRecords.html}", note=[Accessed: 22-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_nullrecords, organization={Wolfram Research}, title={NullRecords}, year={1991}, url={https://reference.wolfram.com/language/ref/NullRecords.html}, note=[Accessed: 22-November-2024 ]}