Retrieves all topics of a specified journal with URLs. Filters results by issue status (open, closed, or all) and optional year range.

Usage

topic_find(journal, type = "closed", years = NULL, verbose = TRUE)

Arguments

journal: MDPI journal code
type: "closed", "open" or "all" topics. "closed" by default.
years: A vector containing topics closure dates to limit the search to certain years
verbose: Logical. If TRUE, informative messages will be printed during the function execution. Defaults to TRUE.

Value

A vector.

Examples

# \donttest{
topic_find("covid")
#> Compiling all Topics from journal covid with status: closed
#> Extracting page: 1
#> Extracting page: 2
#>  [1] "https://www.mdpi.com/topics/covid_burden"                      
#>  [2] "https://www.mdpi.com/topics/broad_spectrum_antivirals"         
#>  [3] "https://www.mdpi.com/topics/Acute_Respiratory_Viruses"         
#>  [4] "https://www.mdpi.com/topics/Biological_Health_related_Problems"
#>  [5] "https://www.mdpi.com/topics/COVID_sus"                         
#>  [6] "https://www.mdpi.com/topics/Host_Response_SARS_CoV_2"          
#>  [7] "https://www.mdpi.com/topics/Advanced_Biostatistical_Methods"   
#>  [8] "https://www.mdpi.com/topics/covid_pathophysiology_therapy"     
#>  [9] "https://www.mdpi.com/topics/HPX0E27355"                        
#> [10] "https://www.mdpi.com/topics/L0846081ME"                        
# }