Learn R Programming

quincunx (version 0.1.7)

is_pubmed_id: Is a string a PubMed ID?

Description

Find which strings are valid PubMed IDs (returns TRUE). PubMed IDs are tested against the following regular expression: ^\\d+$.

Usage

is_pubmed_id(str, convert_NA_to_FALSE = TRUE)

Value

A logical vector.

Arguments

str

A character vector of strings.

convert_NA_to_FALSE

Whether to treat NA as NA (convert_NA_to_FALSE = FALSE) or whether to return FALSE when an NA is found (convert_NA_to_FALSE = TRUE).