PowerShell PowerShell "hola@adios" -split "@" ("hola@adios" -split "@")[0] ("hola@adios" -split "@")[1] "hola@adios#" -replace "#","@" -split "@" 1234 "hola@adios" -split "@"("hola@adios" -split "@")[0]("hola@adios" -split "@")[1]"hola@adios#" -replace "#","@" -split "@"