| <!doctype html> |
| <!-- |
| Any copyright is dedicated to the Public Domain. |
| http://creativecommons.org/publicdomain/zero/1.0/ |
| --> |
| <html><head> |
| <meta charset="utf-8"> |
| <title>Reference: content:none on DETAILS</title> |
| <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1699964"> |
| <link rel="stylesheet" type="text/css" href="/fonts/ahem.css"> |
| <meta name="flags" content="ahem"> |
| <style> |
| html,body { |
| color:black; background-color:white; font:4px/1 Ahem; padding:0; margin:0; |
| } |
| body { margin-left: 3ch; } |
| body > * { |
| content:none; |
| padding:0; margin:0; border:none; |
| } |
| ::marker { content: 'M'; } |
| .after::after { content: 'A'; } |
| .before::before { content: 'B'; } |
| summary { display:none; } |
| </style> |
| </head> |
| <body> |
| |
| <script> |
| document.body.style.display = 'none'; |
| |
| const display = [ |
| "display:block", "display:inline", "display:ruby", "display:none", "display:grid", |
| "display:flex", "display:table", "display:list-item", "display:contents", |
| "columns:2", |
| ]; |
| const overflow = [ |
| "", "overflow:scroll", "overflow:clip", |
| ]; |
| const position = [ |
| "", "position:absolute", |
| ]; |
| const tags = [ |
| "details", |
| ]; |
| const classes = [ |
| "", "after", "before", |
| ]; |
| const body = document.body; |
| for (var d of display) { |
| for (var o of overflow) { |
| for (var p of position) { |
| for (var c of classes) { |
| for (var t of tags) { |
| let elem = document.createElement(t); |
| elem.style = d + ';' + o + ';' + p + ';' |
| elem.className = c; |
| elem.setAttribute("open", "true"); |
| let summary = document.createElement("summary"); // we need a summary child to avoid details creating an anonymous child |
| elem.append(summary); |
| body.append(elem); |
| } |
| } |
| } |
| } |
| } |
| |
| document.body.style.display = ''; |
| </script> |
| |
| </body> |
| </html> |