摘要:
public static void main(String args[]){ try { String command ="notepad"; // 笔记本 Process child = Runtime.getRuntime().exec(command); } catch (IOException ... 阅读全文
摘要:
1.对list进行排序,list中的参数类型是Stirng,参数的格式不完全一样,例如有null,"","51003","510020"等 输出: null 51003510020510060 阅读全文