Web Accessibility Checker : Check Details

Element

table

Error Type

Known

Guidelines

WCAG 2.0 (Level A)
1.3 Ensure that information and structure can be separated from presentation
Success Criteria 1.3.1 Info and Relationships (A)
WCAG 2.0 (Level AA)
1.3 Adaptable: Create content that can be presented in different ways (for example simpler layout) without losing information or structure.
Success Criteria 1.3.1 Info and Relationships (A)
WCAG 2.0 (Level AAA)
1.3 Adaptable: Create content that can be presented in different ways without losing information or structure.
Success Criteria 1.3.1 Info and Relationships (A)

Requirement

Table summaries do not duplicate the table captions.

Error

Table summary duplicates the table caption.

Short Description

The summary and the caption must be different. Caption identifies the table. Summary describes the table contents.

How To Repair

Change the table summary or caption.

Steps To Check

Procedure

1. Check each data table in the document.
2. View the table summary and caption.

Expected Result

1. Table summaries do not duplicate the table captions.

Failed Result

1. Change the summary or the caption so they are different.

Examples

Pass Examples

The table summary and caption are different.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/xhtml; charset=UTF-8" />
<title>ATRC Testfile - Check #243.2 - Negative</title>
</head>
<body>
<table border="1" summary="This table shows the number of cups of coffee consumed by each senator, the type of coffee (decaf or regular), and whether taken with sugar."><caption>Cups of coffee consumed by each senator</caption>

<tr><th>name</th><th>number of cups</th><th>type</th><th>with sugar</th></tr>
<tr><td>Adams, Willie</td><td>2</td><td>regular</td><td>sugar</td></tr>
<tr><td>Bacon, Lise</td><td>4</td><td>regular</td><td>no sugar</td></tr>
<tr><td>Chaput, Maria</td><td>1</td><td>decaf</td><td>sugar</td></tr>
<tr><td>Di Nino, Consiglio</td><td>0</td><td>not applicable</td><td>not applicable</td></tr>
<tr><td>Eggleton, Art</td><td>6</td><td>regular</td><td>no sugar</td></tr>
</table>

</body>
</html>

Fail Examples

The table summary is the same as the table caption.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/xhtml; charset=UTF-8" />
<title>ATRC Testfile - Check #243.2 - Positive</title>
</head>
<body>
<table border="1" summary="cups of coffee consumed by each senator"><caption>Cups of coffee consumed by each senator</caption>

<tr><th>name</th><th>number of cups</th><th>type</th><th>with sugar</th></tr>
<tr><td>Adams, Willie</td><td>2</td><td>regular</td><td>sugar</td></tr>
<tr><td>Bacon, Lise</td><td>4</td><td>regular</td><td>no sugar</td></tr>
<tr><td>Chaput, Maria</td><td>1</td><td>decaf</td><td>sugar</td></tr>
<tr><td>Di Nino, Consiglio</td><td>0</td><td>not applicable</td><td>not applicable</td></tr>
<tr><td>Eggleton, Art</td><td>6</td><td>regular</td><td>no sugar</td></tr>
</table>

</body>
</html>