摘要:
package lei; public class Test2 { public static void main(String[] args) { String s="我爱你"; StringBuffer s1 = new StringBuffer("我爱你"); String s2=new String(s1.reverse()); Syste... 阅读全文
摘要:
package lei; public class TestStringpool { public static void main(String[] args) { String s="java"; String s1="java"; //是否相等 if(s==s1){ System.out.println("是同一个对象"); ... 阅读全文
摘要:
package lei; public class TestString { public static void main(String[] args) { String s="郭明明成精说过"; String s1="中国人ok"; System.out.println(s.length()); System.out.println(s1.getBytes().len... 阅读全文