<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>289939</bug_id>
          
          <creation_ts>2025-03-17 23:50:11 -0700</creation_ts>
          <short_desc>background-attachment: fixed not working on iOS</short_desc>
          <delta_ts>2025-03-18 08:39:18 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>iPhone / iPad</rep_platform>
          <op_sys>iOS 18</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>DUPLICATE</resolution>
          <dup_id>275247</dup_id>
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Brett Donald">brett567</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2103939</commentid>
    <comment_count>0</comment_count>
    <who name="Brett Donald">brett567</who>
    <bug_when>2025-03-17 23:50:11 -0700</bug_when>
    <thetext>The value fixed for the background-attachment property does not work on iOS.

Here is a test page. Scroll the text and observe that:

- on macOS, the background does not scroll ... this is what should happen
- on iOS, the background scrolls with the text ... this is NOT what should happen

https://donald.au/bugs/so-79514990/</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2104039</commentid>
    <comment_count>1</comment_count>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2025-03-18 08:38:20 -0700</bug_when>
    <thetext>*** Bug 289938 has been marked as a duplicate of this bug. ***</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2104040</commentid>
    <comment_count>2</comment_count>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2025-03-18 08:39:18 -0700</bug_when>
    <thetext>

*** This bug has been marked as a duplicate of bug 275247 ***</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>