WPT
wpt / editing / other / join-different-white-space-style-paragraphs.html?method=forwarddelete&left-white-space=pre-wrap&right-white-space=pre
Spec: https://w3c.github.io/editing/execCommand.html ↗
Runs: Chrome 155.0.8041.0 (wpt@18be93235, 2026-09-04) | Firefox 157.0a1 (wpt@1b4bc17cf, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-17043 (wpt@25681acff, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 76/76 | 76/76 | 76/76 | 12/76 | 0/76 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def<br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def<br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def<br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def<br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def\nghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def\nghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def\nghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def\nghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def<br>ghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def<br>ghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def<br>ghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def<br>ghi</b></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def</b>ghi\njkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def</b>ghi\njkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def</b>ghi\njkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def</b>ghi\njkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def</b>ghi<br>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def</b>ghi<br>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def</b>ghi<br>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def</b>ghi<br>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def</b>\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def</b>\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def</b>\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def</b>\nghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def</b><br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def</b><br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def</b><br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def</b><br>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def\n</b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def\n</b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def\n</b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def\n</b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><b>def<br></b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><b>def<br></b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><b>def<br></b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><b>def<br></b>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><div>def</div>ghi</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><div>def</div>ghi</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def<div>ghi</div></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def<div>ghi</div></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def<div>ghi</div></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def<div>ghi</div></div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi\njkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><div>def</div>ghi\njkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><div>def</div>ghi\njkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi\njkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi<br>jkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><div>def</div>ghi<br>jkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><div>def</div>ghi<br>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><div>def</div>ghi<br>jkl</div> | PASS | PASS | PASS | PASS | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def<div>ghi</div>jkl\nmno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def<div>ghi</div>jkl\nmno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def<div>ghi</div>jkl\nmno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def<div>ghi</div>jkl\nmno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre">def<div>ghi</div>jkl<br>mno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre">def<div>ghi</div>jkl<br>mno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre">def<div>ghi</div>jkl<br>mno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre">def<div>ghi</div>jkl<br>mno</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><div>def\nghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><div>def\nghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><div>def\nghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><div>def\nghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div style="white-space:pre"><div>def<br>ghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div>\n<div style="white-space:pre"><div>def<br>ghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div style="white-space:pre-wrap">abc[]</div><div class="pre"><div>def<br>ghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |
| forwarddelete at <div class="preWrap">abc[]</div><div style="white-space:pre"><div>def<br>ghi</div>jkl</div> | PASS | PASS | PASS | FAIL | FAIL | — |