Microsoft EdgeVersion 133.0.3065.82 (Official build) (64-bit)

R version 4.4.0 (2024-04-24 ucrt)Platform: x86_64-w64-mingw32/x64Running under: Windows 11 x64 (build 26100)Matrix products: defaultlocale:[1] LC_COLLATE=English_South Africa.utf8  LC_CTYPE=English_South Africa.utf8    LC_MONETARY=English_South Africa.utf8 LC_NUMERIC=C                         [5] LC_TIME=English_South Africa.utf8    time zone: Africa/Johannesburgtzcode source: internalattached base packages:[1] stats     graphics  grDevices utils     datasets  methods   base     other attached packages:[1] shiny_1.10.0loaded via a namespace (and not attached): [1] jsonlite_1.8.9    compiler_4.4.0    promises_1.3.2    reprex_2.1.0      Rcpp_1.0.14       clipr_0.8.0       callr_3.7.6       later_1.4.1       [9] jquerylib_0.1.4   yaml_2.3.8        fastmap_1.2.0     mime_0.12         R6_2.5.1          knitr_1.47        tibble_3.2.1      R.cache_0.16.0   [17] pillar_1.9.0      bslib_0.9.0       R.utils_2.12.3    rlang_1.1.4       utf8_1.2.4        cachem_1.1.0      httpuv_1.6.15     xfun_0.45        [25] fs_1.6.5          sass_0.4.9        memoise_2.0.1     cli_3.6.3         withr_3.0.2       magrittr_2.0.3    ps_1.7.6          processx_3.8.4   [33] digest_0.6.36     rstudioapi_0.17.1 fontawesome_0.5.3 xtable_1.8-4      lifecycle_1.0.4   R.methodsS3_1.8.2 R.oo_1.26.0       vctrs_0.6.5      [41] evaluate_0.24.0   glue_1.7.0        styler_1.10.3     fansi_1.0.6       rmarkdown_2.27    purrr_1.0.2       pkgconfig_2.0.3   tools_4.4.0      [49] htmltools_0.5.8.1

library(shiny)ui<- fluidPage(  selectInput("x","X",choices= c("A","B")),  downloadButton(outputId="y",label="Y"),)server<-function(input,output,session) {}shinyApp(ui,server)