sub-esummary: ESummary accessors

Description Usage Arguments Value Examples

Description

Extract XML nodes from an esummary object.

Usage

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## S4 method for signature 'esummary,character,ANY'
x[i]

## S4 method for signature 'esummary,character'
x[[i]]

Arguments

x

An esummary object.

i

An XPath expression.

Value

An XML node set.

Examples

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## Not run: 
ds <- esummary("470338", "protein")
ds["//Slen/node()"]

as.numeric(XML::xmlValue(ds[["//Slen"]]))

## End(Not run)

reutils documentation built on May 1, 2019, 9:15 p.m.