EchoLabel
EchoLabel[label][expr]
显示 expr 的前置 label 并返回 expr.
范例
打开所有单元关闭所有单元属性和关系 (5)
Wolfram Research (2020),EchoLabel,Wolfram 语言函数,https://reference.wolfram.com/language/ref/EchoLabel.html.
文本
Wolfram Research (2020),EchoLabel,Wolfram 语言函数,https://reference.wolfram.com/language/ref/EchoLabel.html.
CMS
Wolfram 语言. 2020. "EchoLabel." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/EchoLabel.html.
APA
Wolfram 语言. (2020). EchoLabel. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/EchoLabel.html 年