string parsing (1) ์ธ๋ค์ผํ ๋ฆฌ์คํธํ [Java] txtํ์ผ ์ฝ๊ณ ์ฐ๊ธฐ txt ํ์ผ ํ์ฑ ํ ์ค๋ณต count BufferedReaer BufferedReader br = new BufferedReader( new FileReader("C:\\Users\\hae85\\Downloads\\yongin40_before_41.txt") ); Collections.frequency Set set = new HashSet(list); Set set = new HashSet(list); for(String str : set){ sb.append(str + " : " + Collections.frequency(list, str)).append("\n"); } result.txt์ ํ์ผ ์ฐ๊ธฐ File resultFile = new File("C:\\Users\\hae85\\Downloads.. ์ด์ 1 ๋ค์
