bash 使用终端记录/保存数据流

Using terminal to record/save a data stream

提问by jonhurlock

I want to be able to save a data stream which i am returning using the curl command. I have tried using the cat command, and piping it the curl command, however i'm doing it wrong. The code im currently using is:

我希望能够保存我使用 curl 命令返回的数据流。我曾尝试使用 cat 命令，并将 curl 命令通过管道传递给它，但是我做错了。我目前使用的代码是：

cat > file.txt | curl http://datastream.com/data

Any help would be appreciated.

任何帮助，将不胜感激。

回答by Jim Lewis

Try:

尝试：

curl http://datastream.com/data > output_file.txt

回答by Jonathan Leffler

So, you are using 'curl' to collect data, and want to capture its output?

那么，您正在使用 'curl' 来收集数据，并想要捕获其输出？

curl http://example.com/data > file.txt

Or, indeed (from the man page):

或者，确实（来自手册页）：

curl -o file.txt http://example.com/data