Category Archives: java

§Meta characters ([{\^$|)?*+ •Escape meta character \ \Q\E §Classes are enclosed within [] •Simple class [abc]: a, b, or c •Negation [^abc]: any character except a,b,c •Ranges [a-c]: character a to c •Unions [0-4[6-8]] •Intersections [0-9&&[345]]: 3,4,5 •Substraction [0-9&&[^345]]: except … Continue reading →