Test Case xhtml1_wcag2_20050630_1.3_l3_sc1_001: Sequence defined by XHTML

Formal Metadata

Formal Metadata
TitleSequence defined by XHTML
DescriptionThe sequence of content is defined by the sequence of XHTML elements.
CreatorBenToWeb (johannes.koch@…)
RightsCopyright BenToWeb 2004-2007

Technologies and Features

Technologies are markup languages or data formats. If the technology is a markup language, “features” refers to elements and attributes.

XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)

XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)

Test Data


This is a test for the reading order of content: an assistive technology should be able to provide an alternative presentation of content while preserving the reading order needed to perceive meaning. The test file uses plain markup without stylling or scripts, so the reading order is not changed in any way.

Test Modes

End user.

Test Files

Test file.


xhtml1_wcag2_20050630_1.3_l3_sc1_001 (XML).


“Rules” refer to success criteria in WCAG 2.0, checkpoints in WCAG 1.0 and similar requirements.

Primary Rules

The test case passes the following success criterion: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#content-structure-separation-sequence.

Functional Outcome

The sequence can be determined programatically.

Technical Comment

The sequence of content (XHTML) can be determined programatically.