I need to find a word in a HTML source code. Also I need to count occurrence. I am trying to use regular expression. But it says 0 match found.
I am using regular ex
You are not matching any "expression", so probably a simple string search would be better. commons-lang has StringUtils.countMatches(source, "yourword")
.
If you don't want to include commons-lang, you can write that manually. Simply use source.indexOf("yourword", x)
multiple times, each time supplying a greater value of x
(which is the offset), until it gets -1