When is a CDATA section necessary within a script tag?

Question

Are CDATA tags ever necessary in script tags and if so when?

In other words, when and where is this:

Answer 1

CDATA is necessary in any XML dialect, because text within an XML node is treated as a child element before being evaluated as JavaScript. This is also the reason why JSLint complains about the < character in regexes.

References

• Creating a declarative XML UI language
• The Future of the Web: Rich Clients, Rich Browsers, Rich Portals