247596 - Browser doesn't see CSS class name's like 2 or 3 but see 2a or 3a

Status: RESOLVED INVALID

(Core :: CSS Parsing and Computation, defect)

Description

[Slawek]

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7) Gecko/20040514
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7) Gecko/20040514

Browser doesn't see CSS name's like 2 or 3 but see 2a or 3a. This situation is
where we're trying to use span class or td class name like 
<span class="2">Some text</span> // N O T    F O R M A T E D   T E X T 
<span class="a2">Some text</span> // O K
<span class="2a">Some text</span> // N O T    F O R M A T E D   T E X T 
Very strange huh ?? ;)

Reproducible: Always
Steps to Reproduce:
1.Change name my style class from 2 to 2a
2.
3.

Actual Results:  
Everything is ok

Expected Results:  
Fixed I gues ;)

No information

Comment 1

[Bill Mason]

It's not strange at all.  Class names are not allowed to start with a digit.
http://www.w3.org/TR/CSS21/syndata.html#q6

Comment 2

[Phil Ringnalda (:philor)]

*** Bug 277317 has been marked as a duplicate of this bug. ***