i wrote a xslt code which converts a xml file to a html file which contains lot of tables, one of the column contains messages(very long messages), but that line starts with
Unfortunately you don't say what you expect your "trim()" function to do. But from your description of the requirement, I would guess that normalize-space() is close enough:
starts-with(normalize-space(message), 'Verification passed'))
The XPath normalize-space() function differs from the Java trim() method in that (a) it replaces internal sequences of whitespace characters by a single space, and (b) it has a slightly different definition of whitespace.