[erlang-questions] What is "key" in rb:filter

[Siri Hansen]

The Key and Value corresponds to Tag and Data, respectively, in an
error|info|warning_report - see
http://www.erlang.org/doc/man/error_logger.html#type-report.

It could definitely have been better explained in the documentation!

/siri


2013/7/18 Bin Wang <wbin00@REDACTED>

> In the doc of rb:filter, it says:
>
> filter(Filters)
> Filters = [filter()]
> filter() = {Key, Value}
>
> But what is the "key" means?
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