Is there a way to perform javascript operations immediately after a renderUI?

ismirsehregal · October 12, 2021, 8:55am

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Javascript event in renderUI after the DOM has actually rendered shiny

Hello, I am trying to run some custom Javascript code in a Shiny application using renderUI, after the DOM is actually updated. The issue is I haven't found a way to identify this event. Here is an example where I want to replace one column in a simple HTML table with sparklines: library(shiny) library(magrittr) library(sparkline) library(htmltools) # build an HTML table from a data.frame # x: data.frame # spk: column index of data to display as sparklines to_html_table <- function(x, spk = NULL) { col_names <- names(x) row.names(x) <- NULL head <- tags$thead( do.call(tags$tr, lapply(col_names, tags$th)) ) # UGLY body <- do.call( tags$tbody, apply( …