I am embarrassed to have to ask what is probably a very simple question, but, I've come across some code in a library that says this:
logger.debug("$language_id = #{$language_id}")
what does putting $ in front of a variable do?
I am embarrassed to have to ask what is probably a very simple question, but, I've come across some code in a library that says this:
logger.debug("$language_id = #{$language_id}")
what does putting $ in front of a variable do?