querykey: querykey

Description Usage Arguments Value Methods (by class) See Also Examples

Description

An integer query key returned by an ESearch, EPost or ELink call if the History server was used. Otherwise NA.

Usage

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querykey(x, ...)

## S4 method for signature 'epost'
querykey(x, ...)

## S4 method for signature 'entrez_uid'
querykey(x, ...)

## S4 method for signature 'esearch'
querykey(x, ...)

Arguments

x

An eutil object.

...

Further arguments passed on to methods.

Value

An integer or NA.

Methods (by class)

See Also

einfo, esearch, esummary, efetch, elink, epost, egquery, espell, ecitmatch.

Examples

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## Not run: 
e <- esearch("Mus musculus", "taxonomy", usehistory = TRUE)
querykey(e)

## End(Not run)

gschofl/reutils documentation built on May 17, 2019, 8:54 a.m.