fork download
  1. x <- "https://a...content-available-to-author-only...m.ar/MLA-723950998-peugeot-208-0km-16-active-plan-100-financiado-darc-_JM"
  2. gsub('.*/(M\\w+)-(\\d+).*', '\\1\\2', x)
Success #stdin #stdout 0.2s 39132KB
stdin
Standard input is empty
stdout
[1] "MLA723950998"