梦想天空

1.去掉首尾的空格 String str = "my string "; String str2 = str.trim(); System.out.println(str2); 2.去掉中间的空格 String str = "language Specification"; String str2 = str.replace...

1. String sourceStr="1,2,3,4,5"; String[] sourceStrArray=sourceStr.split(","); for(int i=0;i

1.try   {                               String enUft = URLEncoder.encode("广东省福利彩票开奖信息网", "UTF-8");            System.out.println(enUft);             java.net.URLDecoder   urlDecoder   =   new   java.n...