{
   "question_id": 194042,
   "question_title": "java String字符串截取",
   "question_content": "比如这样一个字符串\nString a = \"你好，今天是@2015@年@7@月@15@日\";\nString b = \"时间为@16@@:@@05@\";\n怎么样截取2个一对的@中间的字符串   a = 2015,7,15   b = 16,:,05",
   "difficulty": "简单",
   "answer_id": 100456,
   "answer_content": "\n\n```\n public static String getResult(String str,String splitStr){\n    \tString[] arr = (\"1\"+str+\"1\").split(splitStr);\n    \tStringBuilder sd = new StringBuilder();\n    \tfor(int i=1;i<arr.length-1;i++){\n    \t\tsd.append(arr[i]);\n    \t}\n    \treturn sd.toString();\n    }\n    public static void main(String[] args) {\n    \tString a = \"你好，今天是@2015@年@7@月@15@日\";\n    \tString b = \"时间为@16@@:@@05@\";\n    \ta = getResult(a,\"@\");\n    \tb = getResult(b,\"@\");\n    \tSystem.out.println(\"a=\"+a);\n    \tSystem.out.println(\"b=\"+b);\n    }\n```\n\n",
   "tag_name": "java",
   "java": "class java_194042{\n\tpublic static String getResult(String str,String splitStr){\n\t\tString[] arr = (\"1\"+str+\"1\").split(splitStr);\n\t\tStringBuilder sd = new StringBuilder();\n\t\tfor(int i=1;i<arr.length-1;i++){\n\t\t\tsd.append(arr[i]);\n\t\t}\n\t\treturn sd.toString();\n\t}\n\tpublic static void main(String[] args) {\n\t\tString a = \"你好，今天是@2015@年@7@月@15@日\";\n\t\tString b = \"时间为@16@@:@@05@\";\n\t\ta = getResult(a,\"@\");\n\t\tb = getResult(b,\"@\");\n\t\tSystem.out.println(\"a=\"+a);\n\t\tSystem.out.println(\"b=\"+b);\n\t}\n}",
   "topic_link": "https://bbs.csdn.net/topics/600470186",
   "status": 0,
   "keywords": "B树,算法高阶,高级数据结构,B树上的基本操作",
   "license": "csdn.net",
   "notebook": {
      "java": "https://codechina.csdn.net/csdn/csdn-daily-code/-/jupyter/master/data/notebook/answer/ipynb/java/5.ipynb?type=file"
   },
   "notebook_enable": 1
}