Is there any special meaning associate to _ in java

hello friends is there any special meaning associates in java ....
if i declare a variable like productprice than underscore before product denote some special meaning .....
my colleauge told me this but am confused do good programmer use underscore in their programs for special meanings
plz tell me


Some people name their member variables with a
leading or trailing _ by convention, but that only
has meaning to those humans that follow that
convention. It means nothing to Java.One guy I know uses it for local variables and uses p... for paremeters. Which drives me nuts... imagine having variables like _Result....