why @example tag can't show 'Code Editor' & 'Live Preview' btn?

[alex86gbk]

This is mine:

This is http://docs.sencha.com/extjs/4.2.6/#!/api/Ext.button.Button:

[alex86gbk]

[nene]

My guess is that it only works inside class-level docs, not inside method docs. Or perhaps you're trying to use it inside @return docs, where it happens to not work.

[alex86gbk]

No above the Specific conditions.

jsduck.exe version is 5.3.4

Thanks!