Code Folding In Bookdown
Answer : Global Hide/Show button for the entire page To use @Yihui's hint for a button that fold all code in the html output, you need to paste the following code in an external file (I named it header.html here): Edit: I modified function toggle_R so that the button shows Hide Global or Show Global when clicking on it. <script type="text/javascript"> // toggle visibility of R source blocks in R Markdown output function toggle_R() { var x = document.getElementsByClassName('r'); if (x.length == 0) return; function toggle_vis(o) { var d = o.style.display; o.style.display = (d == 'block' || d == '') ? 'none':'block'; } for (i = 0; i < x.length; i++) { var y = x[i]; if (y.tagName.toLowerCase() === 'pre') toggle_vis(y); } var elem = document.getElementById("myButton1"); if (elem.value === "Hide Global") elem.value = "Show Global"; else ...