question: public static String removeChars ( String src , char ... chars ) { int i = src . length ( ) ; StringBuilder sb = new StringBuilder ( i ) ; mainloop : for ( int j = 0 ; j < i ; j ++ ) { char c = src . charAt ( j ) ; for ( char aChar : chars ) { if ( c == aChar ) { continue mainloop ; } } sb . append ( c ) ; } return sb . toString ( ) ; }
target:  Removes set of characters from string.