question: public static String left ( String s , int width , char fillChar ) { if ( s . length ( ) >= width ) { return s ; } StringBuffer sb = new StringBuffer ( width ) ; sb . append ( s ) ; for ( int i = width - s . length ( ) ; -- i >= 0 ; ) { sb . append ( fillChar ) ; } return sb . toString ( ) ; }
target:  Left justify a string.