Indicate here documents to be provided by Seller.
在此处注明卖方提供的单证。
See the tutorial LPI exam 101 prep, Topic 103: GNU and UNIX commands if you need to review here-documents.
关于 here-document 的信息参见教程 “LPI 101 考试准备，主题 103：GNU和UNIX命令”。
The real answer is that here-documents are more often used in shell scripts. (a script doesn't have any other way of signaling which lines of the script should be treated as input.)
详细的答案是，here - documents通常用于shell脚本(脚本没有其他方式能够表明应该将脚本的哪一行看作输入)。
The real answer is that here-documents are more often used in shell scripts. (a script doesn't have any other way of signaling which lines of the script should be treated as input.)
详细的答案是，here - documents通常用于shell脚本(脚本没有其他方式能够表明应该将脚本的哪一行看作输入)。
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