/** * java常见字符串的操作 */ public class Test7 { public static void main(String args[]){ StringBuffer sBuffer = new StringBuffer("ABCDEF"); sBuffer.append("abcdef"); sBuffer.append(".123"); sBuffer.append(".456"); System.out.println(sBuffer);//原始字符串 ABCDEFabcdef.123.456 System.out.println(sBuffer.delete(0,5));//字符串截取 Fabcdef.123.456 System.out.println(sBuffer.reverse());//字符串反转 654.321.fedcbaF } }