{"id":794,"date":"2021-09-16T04:00:39","date_gmt":"2021-09-16T04:00:39","guid":{"rendered":"http:\/\/gongyikun.cn\/?p=794"},"modified":"2021-09-18T00:36:37","modified_gmt":"2021-09-18T00:36:37","slug":"c%e7%bc%96%e7%a8%8b_3","status":"publish","type":"post","link":"https:\/\/blog.gongyikun.cn\/?p=794","title":{"rendered":"C#\u7f16\u7a0b_3"},"content":{"rendered":"

\u9762\u5411\u5bf9\u8c61\u7684\u4e09\u4e2a\u7279\u5f81\uff1a\u5c01\u88c5\uff0c\u7ee7\u627f\uff0c\u591a\u6001<\/p>\n

\u7ee7\u627f<\/h3>\n

\u6211\u4eec\u5728\u7c7b\u4e2d\uff0c\u5982\u679c\u9700\u8981\u5199\u4e00\u4e9b\u91cd\u590d\u7684\u6210\u5458\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u91cd\u590d\u7684\u6210\u5458\u5355\u72ec\u5c01\u88c5\u5230\u4e00\u4e2a\u7c7b\u4e2d\uff0c\u4f5c\u4e3a\u5b50\u7c7b\u7684\u7236\u7c7b\uff1b<\/p>\n

\n

\u7236\u7c7b\u4e5f\u53ef\u53eb\u505a\u57fa\u7c7b<\/h4>\n

\u5b50\u7c7b\u4e5f\u53ef\u53eb\u505a\u6d3e\u751f\u7c7b<\/h4>\n<\/blockquote>\n

\u5b50\u7c7b\u7ee7\u627f\u4e86\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4f46\u662f\u5e76\u6ca1\u6709\u7ee7\u627f\u7236\u7c7b\u7684\u79c1\u6709\u5b57\u6bb5\u3002
\n\u5b50\u7c7b\u5e76\u6ca1\u6709\u7ee7\u627f\u4e86\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570\u3002\u4f46\u662f\u5b50\u7c7b\u4f1a\u9ed8\u8ba4\u7684\u8c03\u7528\u7236\u7c7b\u65e0\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570\uff0c\u7528\u4e8e\u521b\u5efa\u7236\u7c7b\u5bf9\u8c61\uff0c\u8ba9\u5b50\u7c7b\u53ef\u4ee5\u4f7f\u7528\u7236\u7c7b\u4e2d\u7684\u6210\u5458\u3002\u5982\u679c\u5728\u7236\u7c7b\u4e2d\u91cd\u5199\u4e86\u4e00\u4e2a\u6709\u53c2\u6570\u7684\u6784\u9020\u51fd\u6570\u4e4b\u540e\uff0c\u90a3\u4e2a\u65e0\u53c2\u6570\u7684\u5c31\u88ab\u5e72\u6389\u4e86\uff0c\u5b50\u7c7b\u65e0\u6cd5\u8c03\u7528\uff0c\u4f1a\u62a5\u9519\u3002<\/strong>
\n\u89e3\u51b3\u529e\u6cd5\uff1a
\n1\u3001\u5728\u7236\u7c7b\u4e2d\u91cd\u65b0\u5199\u4e00\u4e2a\u65e0\u53c2\u7684\u6784\u9020\u51fd\u6570
\n2\u3001\u5728\u5b50\u7c7b\u4e2d\u663e\u793a\u7684\u8c03\u7528\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570\uff0c\u4f7f\u7528\u5173\u952e\u5b57\uff1abase()<\/p>\n

\u7236\u7c7b\u6784\u9020\u51fd\u6570\uff0c<\/p>\n

        public Person(string name ,int age ,char gender)\n       {\n            this.Age = age;\n            this.Name = name;\n            this.Gender = gender;\n        }\n<\/code><\/pre>\n
\u5b50\u7c7b\u6784\u9020\u51fd\u6570<\/p>\n
 public Student(string name,int age,char gender,int id)\n               :base(name,age,gender)\/\/ \u4f7f\u7528\u5173\u952e\u5b57\u8c03\u7528\u7236\u7c7b\u7684\u6709\u53c2\u6784\u9020\u51fd\u6570\n        {\n            this.Id = id;\/\/\u53ea\u9700\u8981\u8d4b\u503cid\u5373\u53ef\uff0c\u5176\u4f59\u7684\u5728\u7236\u7c7b\u7684\u6784\u9020\u51fd\u6570\u4e2d\u5df2\u7ecf\u5b9e\u73b0\u4e86\n\n        }\n<\/code><\/pre>\n
\u7ee7\u627f\u7684\u7279\u6027\uff1a<\/h6>\n
1\u3001\u7ee7\u627f\u7684\u5355\u6839\u6027\uff1a\u4e00\u4e2a\u5b50\u7c7b\u53ea\u80fd\u6709\u4e00\u4e2a\u7236\u7c7b
\n2\u3001\u7ee7\u627f\u7684\u4f20\u9012\u6027<\/p>\n
\u7236\u7c7b<\/h5>\n
    class Person\n    {\n        private string _name;\n        private int _age;\n        private char _gender;\n\n        public string Name { get => _name; set => _name = value; }\n        public int Age { get => _age; set => _age = value; }\n        public char Gender { get => _gender; set => _gender = value; }\n\n        public void CHLSS()\n        {\n            Console.WriteLine(\"\u5403\u559d\u62c9\u6492\u7761\");\n        }\n    }\n<\/code><\/pre>\n
\u5b50\u7c7b<\/h5>\n
class Student:Person\n    {\n        private int _id;\n        public int Id { get => _id; set => _id = value; }\n        public void Study()\n        {\n            Console.WriteLine(\"\u5b66\u751f\u4f1a\u5b66\u4e60\");\n        }\n\n\n    }\n<\/code><\/pre>\n
\u7ee7\u627f\u4e8estudent\uff0c\u62e5\u6709student\u7684\u65b9\u6cd5\u5c5e\u6027\u3002\u56e0\u4e3astudent\u7ee7\u627f\u4e0eperson\uff0c\u6240\u4ee5teacher\u4e5f\u62e5\u6709person \u7684\u65b9\u6cd5\u5c5e\u6027<\/p>\n
    class Teacher:Student\n    {\n        private double _salary;\n      public double Salary { get => _salary; set => _salary = value; }\n        public void Tech()\n        {\n            Console.WriteLine(\"\u8001\u5e08\u4f1a\u6559\u4e66\");\n        }\n    }\n<\/code><\/pre>\n
object\u662f\u6240\u6709\u7c7b\u7684\u57fa\u7c7b<\/h3>\n
new\u5173\u952e\u5b57<\/h3>\n
1\u3001\u521b\u5efa\u5bf9\u8c61
\n2\u3001\u9690\u85cf\u4ece\u7236\u7c7b\u54ea\u91cc\u96c6\u6210\u8fc7\u6765\u7684\u540c\u540d\u6210\u5458\u3002
\n\u9690\u85cf\u7684\u540e\u679c\u5c31\u662f\u8c03\u7528\u4e0d\u5230\u7236\u7c7b\u7684\u540c\u540d\u6210\u5458\u3002<\/p>\n
\u7236\u7c7b\u4e2d\u6709 sayhello\u65b9\u6cd5<\/p>\n
class Programer:Person\n    {\n        public Programer(string name,int age,char gender,int workyear)\n            :base(age,name,gender)\n        {\n            this.Workyear = workyear;\n        }\n        private int _workyear;\n\n        public int Workyear { get => _workyear; set => _workyear = value; }\n\n        public void ProgramerSayHello()\n        {\n            Console.WriteLine($\"\u6211\u53eb{this.Name},\u6211\u662f\u4e00\u540d\u7a0b\u5e8f\u5458\uff0c,\u6211\u662f{this.Gender}\u751f,\u6211\u4eca\u5e74{this.Age}\u5c81\uff0c\u6211\u7684\u5de5\u4f5c\u5e74\u9650\u662f{this.Workyear}\u5e74\");\n        }\n        public new void SayHello()\n        {\n            Console.WriteLine(\"\u5927\u5bb6\u597d\uff01\u6211\u662f\u8bb0\u8005\u3002\");\n        }\n    }\n<\/code><\/pre>\n
\u5b50\u7c7b\u4e2d\u6709\u540c\u540d\u6210\u5458\uff0c\u6b64\u65f6\u4ee3\u7801\u7f16\u8bd1\u80fd\u901a\u8fc7\u4f46\u662f\u4f1a\u6709\u4e0b\u5212\u7ebf\u63d0\u793a\u9519\u8bef\uff0c\u52a0\u4e0anew\u5173\u952e\u5b57\u53ef\u4ee5\u9690\u85cf\u7236\u7c7b\u4e2d\u7684\u540c\u540d\u65b9\u6cd5\uff0c\u4e0d\u518d\u62a5\u9519<\/p>\n
    class Programer:Person\n    {\n        public Programer(string name,int age,char gender,int workyear)\n            :base(age,name,gender)\n        {\n            this.Workyear = workyear;\n        }\n        private int _workyear;\n\n        public int Workyear { get => _workyear; set => _workyear = value; }\n\n        public void ProgramerSayHello()\n        {\n            Console.WriteLine($\"\u6211\u53eb{this.Name},\u6211\u662f\u4e00\u540d\u7a0b\u5e8f\u5458\uff0c,\u6211\u662f{this.Gender}\u751f,\u6211\u4eca\u5e74{this.Age}\u5c81\uff0c\u6211\u7684\u5de5\u4f5c\u5e74\u9650\u662f{this.Workyear}\u5e74\");\n        }\n        public new void SayHello()\/\/\u4f7f\u7528new\u5173\u952e\u5b57\u9690\u85cf\u7236\u7c7b\u7684\u540c\u540d\u6210\u5458\n        {\n            Console.WriteLine(\"\u5927\u5bb6\u597d\uff01\u6211\u662f\u8bb0\u8005\u3002\");\n        }\n    }\n<\/code><\/pre>\n
\u91cc\u6c0f\u8f6c\u6362<\/h3>\n
\u5b9a\u4e49\uff1a
\n1\u3001\u5b50\u7c7b\u53ef\u4ee5\u590d\u5236\u7ed9\u7236\u7c7b<\/p>\n
\/\/ \u5b50\u7c7b\u53ef\u4ee5\u8d4b\u503c\u7ed9\u7236\u7c7b\n Student s = new Student();\nPerson p = s;\n<\/code><\/pre>\n
2\u3001\u5982\u679c\u7236\u7c7b\u4e2d\u88c5\u7684\u662f\u5b50\u7c7b\u5bf9\u8c61\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c06\u7236\u7c7b\u5f3a\u8f6c\u4e3a\u5b50\u7c7b\u5bf9\u8c61<\/p>\n
\/\/ \u5b50\u7c7b\u53ef\u4ee5\u8d4b\u503c\u7ed9\u7236\u7c7b\n\/\/person\u662fstudent\u7684\u7236\u7c7b\nStudent s = new Student();\nPerson p = new Student();\n\n\/\/\u5982\u679c\u7236\u7c7b\u4e2d\u88c5\u7684\u662f\u5b50\u7c7b\u5bf9\u8c61\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c06\u7236\u7c7b\u5f3a\u8f6c\u4e3a\u5b50\u7c7b\u5bf9\u8c61\nStudent ss = (Student)p;\nss.StudentSayHello();\n<\/code><\/pre>\n
\u5b50\u7c7b\u5bf9\u8c61\u53ef\u4ee5\u8c03\u7528\u7236\u7c7b\u5bf9\u8c61\u7684\u6210\u5458\uff0c\u7236\u7c7b\u5bf9\u8c61\u4e0d\u80fd\u8c03\u7528\u5b50\u7c7b\u5bf9\u8c61\u7684\u6210\u5458\u3002<\/p>\n
3\u3001
\nis:\u8868\u793a\u7c7b\u578b\u8f6c\u6362\uff0c\u5982\u679c\u80fd\u591f\u8f6c\u6362\u6210\u529f\uff0c\u5219\u8fd4\u56de\u4e00\u4e2atrue,\u5426\u5219\u8fd4\u56defalse<\/p>\n
\/\/is\u7684\u7528\u6cd5\nif (p is Student)\n{\n    Student ss = (Student)p;\n    ss.StudentSayHello();\n}\nelse\n{\n    Console.WriteLine(\"\u8f6c\u6362\u5931\u8d25\");\n}\n<\/code><\/pre>\n
as:\u8868\u793a\u7c7b\u578b\u8f6c\u6362\uff0c\u5982\u679c\u80fd\u591f\u8f6c\u6362\u5219\u8fd4\u56de\u5bf9\u5e94\u7684\u5bf9\u8c61\uff0c\u5426\u5219\u8fd4\u56de\u4e00\u4e2anull<\/p>\n
\/\/as\u7684\u7528\u6cd5\nStudent t = p as Student;\n<\/code><\/pre>\n
Protected\u4fee\u9970\u7b26<\/h3>\n
\u53d7\u4fdd\u62a4\u7684\uff1a\u53ef\u4ee5\u5728\u5f53\u524d\u7c7b\u7684\u5185\u90e8\u4ee5\u53ca\u8be5\u7c7b\u7684\u5b50\u7c7b\u4e2d\u8bbf\u95ee\u3002<\/p>\n
ArrayList\u96c6\u5408\u7684\u957f\u5ea6\u95ee\u9898<\/h3>\n
\u6bcf\u6b21\u96c6\u5408\u4e2d\u5b9e\u9645\u5305\u542b\u7684\u5143\u7d20\u4e2a\u6570\uff08count\uff09,\u8d85\u8fc7\u4e86\u53ef\u4ee5\u5305\u542b\u7684\u5143\u7d20\u4e2a\u6570\uff08capcity\uff09\u7684\u65f6\u5019\uff0c\u96c6\u5408\u5c31\u4f1a\u5411\u5185\u5b58\u4e2d\u7533\u8bf7\u591a\u4e00\u500d\u7684\u7a7a\u95f4\uff0c\u6765\u4fdd\u8bc1\u96c6\u5408\u7684\u957f\u5ea6\u4e00\u76f4\u591f\u7528\u3002<\/p>\n
hashrable\u96c6\u5408(\u952e\u503c\u5bf9\u96c6\u5408)<\/h3>\n
\u5728\u952e\u503c\u5bf9\u96c6\u5408\u5f53\u4e2d\uff0c\u6211\u4eec\u662f\u6839\u636e\u952e\u53bb\u627e\u503c\u7684\u3002
\n\u952e\u503c\u5bf9\u8c61[\u952e]=\u503c\uff1b
\n\u952e\u503c\u5bf9\u96c6\u5408\u4e2d\uff0c\u952e\u53ea\u80fd\u662f\u552f\u4e00\u7684\u4f46\u662f\u503c\u53ef\u4ee5\u662f\u91cd\u590d\u7684\u3002
\n1\u3001ContainsKey\uff08\u952e\u540d\uff09\uff1b\u5224\u65ad\u662f\u5426\u6709\u6307\u5b9a\u952e\u540d\uff0c\u8fd4\u56de\u503c\u4e3abool
\n2\u3001ContainsValue(\u952e\u503c);\u5224\u65ad\u662f\u5426\u6709\u6307\u5b9a\u952e\u503c\uff0c\u8fd4\u56de\u503c\u4e3abool
\n3\u3001Remove(\u952e\u540d)\uff1b\u79fb\u9664\u6307\u5b9a\u952e\u540d\u6240\u5bf9\u5e94\u7684\u5143\u7d20
\n4\u3001Clear();\u6e05\u7a7a\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20<\/p>\n
   Hashtable ht = new Hashtable();\n   ht.Add(1, \"\u5f20\u4e09\");\n   ht.Add(2,true);\n   ht.Add(false, \"\u9519\u8bef\u7684\");\n    ht[1]=250;\/\/\u8fd9\u4e5f\u662f\u4e00\u79cd\u6dfb\u52a0\u6570\u636e\u7684\u65b9\u5f0f\n    if (ht.ContainsKey(true))\n      {\n           Console.WriteLine(\"\u5df2\u7ecf\u5305\u542btrue\u8fd9\u4e2a\u952e\u4e86\");\n      }\n      if (ht.ContainsValue(\"\u5f20\u4e09\"))\n      {\n           Console.WriteLine(\"\u5df2\u7ecf\u5305\u542b\u5f20\u4e09\u8fd9\u4e2a\u952e\u503c\u4e86\");\n      }\n    ht.Clear();\/\/\u6e05\u7a7a\u96c6\u5408\u5185\u6240\u6709\u7684\u5143\u7d20\n    ht.Remove(false);\/\/\u79fb\u9664\u952e\u540d\u4e3afalse\u5143\u7d20\n\n   \/\/\u5728\u952e\u503c\u5bf9\u96c6\u5408\u4e2d\u662f\u6839\u636e\u952e\u53bb\u627e\u503c\n   \/\/ht.Keys \u952e\u7684\u96c6\u5408\n   \/\/ht.Values\u503c\u7684\u96c6\u5408\n    \/\/\u5faa\u73af\u6253\u5370\u5bf9\u5e94\u952e\u7684\u503c\n   foreach (var item in ht.Keys)\n   {\n       Console.WriteLine($\"\u952e\u662f==={item};\u503c\u662f==={ht[item]}\");\n   }\n<\/code><\/pre>\n
c#\uff1a\u5f3a\u7c7b\u578b\u8bed\u8a00\u3002\u5728\u4ee3\u7801\u4e2d\u5fc5\u987b\u591a\u6bcf\u4e00\u4e2a\u53d8\u91cf\u7c7b\u578b\u6709\u4e00\u4e2a\u660e\u786e\u7684\u5b9a\u4e49<\/p>\n
foreach\u5faa\u73af<\/h3>\n
static void Main(string[] args)\n        {\n            int[] nums = { 1, 2, 3, 5, 6, 3, 2, 3, 2, 1, 5, 2 };\n            for (int i = 0; i < nums.Length; i++)\n            {\n                Console.WriteLine(nums[i]);\n            }\n            Console.WriteLine(\"=============\");\n            foreach (var item in nums)\n            {\n                Console.WriteLine(item);\n            }\n            Console.ReadKey();\n\n\n        }\n<\/code><\/pre>\n
\u7b80\u4f53\u5b57\u8f6c\u7e41\u4f53\u5b57<\/h3>\n
\/\/\u5c06\u7528\u6237\u8f93\u5165\u7684\u7b80\u4f53\u5b57\u8f6c\u4e3a\u7e41\u4f53\u5b57<\/p>\n
 class Program\n    {\n        private const string jian = \"\u554a\u98de\u597d\u5c31\u770b\u4e86\u6211\u997f\u4eba\u4ed6\u624d\";\/\/\u7b80\u4f53\u5b57\u96c6\u5408\n        private const string fan = \"123\u5c31\u770b\u4e86\u6211\u997f\u4eba\u4ed6\u624d\";\/\/\u7e41\u4f53\u5b57\u96c6\u5408\n\n        static void Main(string[] args)\n        {\n            Hashtable ht = new Hashtable();\n            for (int i = 0; i < jian.Length; i++)\n            {\n                ht.Add(jian[i], fan[i]);\n            }\n            Console.WriteLine(\"\u8bf7\u968f\u4fbf\u8f93\u5165\");\n            string input = Console.ReadLine();\n            for (int i = 0; i < input.Length; i++)\n            {\n                if (ht.ContainsKey(input[i]))\n                {\n                    Console.WriteLine(ht[input[i]]);\n                }\n                else\n                {\n                    Console.WriteLine(input[i]);\n                }\n            }\n            Console.ReadKey();\n\n        }\n    }\n<\/code><\/pre>\n
patch\u7c7b,<\/h3>\n
patch\u662f\u4e00\u4e2a\u9759\u6001\u7c7b\uff0c\u4e0d\u9700\u8981\u521b\u5efa\u5bf9\u8c61\uff0c \u76f4\u63a5\u7c7b\u540d.\u65b9\u6cd5\u540d\u5373\u53ef
\n1\u3001Patch.GetFileNmae();\/\/\u83b7\u53d6\u6587\u4ef6\u540d\u4ee5\u53ca\u6269\u5c55\u540d
\n2\u3001Path.GetFileNameWithoutExtension(str)\uff1b\/\/\u83b7\u53d6\u6587\u4ef6\u540d
\n3\u3001Path.GetFullPath(str)\uff1b\/\/\u83b7\u53d6\u6587\u4ef6\u7edd\u5bf9\u8def\u5f84
\n4\u3001Path.GetExtension(str)\uff1b\/\/\u83b7\u53d6\u6587\u4ef6\u7684\u6269\u5c55\u540d
\n5\u3001Path.GetDirectoryName(str)\uff1b\/\/\u83b7\u53d6\u6587\u4ef6\u7684\u76ee\u5f55\u4fe1\u606f
\n6\u3001Console.WriteLine(Path.Combine(@”c:\\a\\c”,”b.txt”));\u8fde\u63a5\u4e24\u4e2a\u5b57\u7b26\u4e32\u4f5c\u4e3a\u8def\u5f84<\/p>\n
            string str = @\"e:\\Users\\Lenovo\\Desktop\\start.wav\";\n            \/\/\u83b7\u53d6\u6587\u4ef6\u540d\n            Console.WriteLine(Path.GetFileNameWithoutExtension(str));\n            \/\/\u83b7\u53d6\u6587\u4ef6\u5168\u8def\u5f84\n            Console.WriteLine(Path.GetFullPath(str));\n            \/\/\u83b7\u53d6\u6587\u4ef6\u6269\u5c55\u540d\n            Console.WriteLine(Path.GetExtension(str));\n\n            \/\/\u83b7\u53d6\u6587\u4ef6\u8def\u5f84\n            Console.WriteLine(Path.GetDirectoryName(str));\n            \/\/\u83b7\u53d6\u6587\u4ef6\u540d\u79f0\u4ee5\u53ca\u6269\u5c55\u540d\n            Console.WriteLine(Path.GetFileName(str));\n            \/\/\u8fde\u63a5\u4e24\u4e2a\u5b57\u7b26\u4e32\u4f5c\u4e3a\u8def\u5f84\n            Console.WriteLine(Path.Combine(@\"c:\\a\\c\",\"b.txt\"));\n            Console.ReadKey();\n<\/code><\/pre>\n
File\u7c7b<\/h3>\n
File\u662f\u4e00\u4e2a\u9759\u6001\u7c7b\uff0c\u4e0d\u9700\u8981\u521b\u5efa\u5bf9\u8c61\uff0c \u76f4\u63a5\u7c7b\u540d.\u65b9\u6cd5\u540d\u5373\u53ef
\n1\u3001File.Create\uff08path\uff09;\/\/\u521b\u5efa\u6587\u4ef6
\n2\u3001File.Copy\uff08path\uff09;\/\/\u590d\u5236\u6587\u4ef6
\n3\u3001File.Delete\uff08path\uff09;\/\/\u5220\u9664\u6587\u4ef6
\n4\u3001File.Move\uff08path\uff09;\/\/\u79fb\u52a8\u6587\u4ef6
\n5\u3001File.Exists\uff08path\uff09;\/\/\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5b58\u5728 \u8fd4\u56debool<\/p>\n
            \/\/\u521b\u5efa\u6587\u4ef6\n            File.Create( @\"e:\\Users\\Lenovo\\Desktop\\start.txt\");\n            \/\/\u590d\u5236\u6587\u4ef6\n            File.Copy(@\"e:\\Users\\Lenovo\\Desktop\\start.wav\", @\"e:\\Users\\Lenovo\\Desktop\\start.zip\");\n            \/\/\u5220\u9664\u6587\u4ef6\n            File.Delete(@\"e:\\Users\\Lenovo\\Desktop\\start - \u526f\u672c.wav\");\n            \/\/\u79fb\u52a8\u6587\u4ef6\n            File.Move(@\"e:\\Users\\Lenovo\\Desktop\\start.wav\", @\"d:\\start.wav\");\n            \/\/\u68c0\u67e5\u6307\u5b9a\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u8fd4\u56debool\n            File.Exists(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\");\n<\/code><\/pre>\n
6\u3001File.ReadAllBytes\uff08path\uff09;\/\/\u6253\u5f00\u4e00\u4e2a\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u8bfb\u5165\u5230\u5b57\u8282\u6570\u7ec4\u4e2d\uff0c\u7136\u540e\u5173\u95ed\u6587\u4ef6<\/p>\n
        byte[] buffer = File.ReadAllBytes(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\");\n        \/\/\u5c06\u5b57\u8282\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u90fd\u6309\u7167\u7f16\u7801\u683c\u5f0f\u89e3\u7801\u6210\u5b57\u7b26\u4e32\n        string s = Encoding.GetEncoding(\"UTF-8\").GetString(buffer);\n        Console.WriteLine(s);\n        Console.ReadKey();\n<\/code><\/pre>\n
7\u3001File.WriteAllBytes\uff08path,buffer\uff09;\/\/\u4ee5\u5b57\u8282\u6570\u7ec4\u7684\u65b9\u5f0f\u5199\u5165\u6587\u4ef6\uff0c\u6587\u4ef6\u5982\u679c\u4e0d\u5b58\u5728\u5219\u521b\u5efa\uff0c\u82e5\u5b58\u5728\u5219\u8986\u76d6<\/p>\n
            \/\/\u5199\u5165\u6587\u4ef6\uff0c\u5982\u679c\u6587\u4ef6\u5b58\u5728\u5219\u8986\u76d6\u6ca1\u6709\u5219\u521b\u5efa\n            string str = \"\u4eca\u5929\u5929\u6c14\u4e0d\u9519\";\n            byte[] buffer = Encoding.Default.GetBytes(str);\n            File.WriteAllBytes(@\"e:\\Users\\Lenovo\\Desktop\\test.txt\",buffer);\n<\/code><\/pre>\n
8\u3001 File.ReadAllText\u8bfb\u53d6\u6240\u6709\u6587\u672c   File.ReadAllLines\u8bfb\u53d6\u6240\u6709\u884c<\/p>\n
            string str = \"\u4eca\u5929\u5929\u6c14\u4e0d\u9519\";\n            byte[] buffer = Encoding.Default.GetBytes(str);\n            File.WriteAllBytes(@\"e:\\Users\\Lenovo\\Desktop\\test.txt\", buffer);\n            string str1 = File.ReadAllText(@\"e:\\Users\\Lenovo\\Desktop\\test.txt\",Encoding.Default);\n            Console.WriteLine(str1);\n            string[] contens = File.ReadAllLines(@\"e:\\Users\\Lenovo\\Desktop\\test.txt\",Encoding.Default);\n            foreach (var item in contens)\n            {\n                Console.WriteLine(item);\n            }\n\n            Console.ReadKey();\n<\/code><\/pre>\n
9\u3001 File.WriteAllLines:\u4ee5\u884c\u7684\u5f62\u5f0f\u5199\u5165\u6587\u4ef6\uff0c\u5199\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\u5c31\u6362\u4e00\u884c
\nFile.WriteAllText\uff1a\u4ee5\u6587\u672c\u7684\u5f62\u5f0f\u5199\u5165\u6587\u4ef6
\n\u4e24\u4e2a\u65b9\u6cd5\u90fd\u4f1a\u8986\u76d6\u539f\u672c\u7684\u7c7b\u578b<\/strong><\/p>\n
File.WriteAllLines(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\",new string[] { \"aoe\",\"ewu\"});\n File.WriteAllText(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\",\"\u4f60\u597d,\u4e16\u754c\uff01\");\n<\/code><\/pre>\n
10\u3001File.AppendAllText \u8ffd\u52a0\u5199\u5165\u6587\u4ef6\uff0c\u4e0d\u4f1a\u8986\u76d6\u539f\u672c\u7684\u7c7b\u5bb9<\/p>\n
File.AppendAllText(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\", \"\u4f60\u597d,\u4e16\u754c\uff01\");\n<\/code><\/pre>\n
\u76f8\u5bf9\u8def\u5f84\u4e0e\u7edd\u5bf9\u8def\u5f84<\/h3>\n
\u7edd\u5bf9\u8def\u5f84\uff1a\u901a\u8fc7\u7ed9\u5b9a\u7684\u8fd9\u4e2a\u8def\u5f84\u76f4\u63a5\u80fd\u5728\u6211\u7684\u7535\u8111\u4e2d\u627e\u5230\u8fd9\u4e2a\u6587\u4ef6\u3002
\n\u76f8\u5bf9\u8def\u5f84\uff1a\u6587\u4ef6\u76f8\u5bf9\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u8def\u5f84\u3002
\n\u7ed3\u8bba\uff1a<\/strong>
\n\u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5c3d\u91cf\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n
\u88c5\u7bb1\u3001\u62c6\u7bb1<\/h3>\n
\u88c5\u7bb1\uff1a\u5c31\u662f\u5c06\u503c\u7c7b\u578b\u8f6c\u6362\u4e3a\u5f15\u7528\u7c7b\u578b\u3002
\n\u62c6\u7bb1\uff1a\u5c06\u5f15\u7528\u7c7b\u578b\u8f6c\u6362\u4e3a\u503c\u7c7b\u578b\u3002<\/p>\n
FileStream(\u6587\u4ef6\u6d41)<\/h3>\n
\u8bfb\u53d6\u6570\u636e\uff1a<\/p>\n
            \/\/FileStream\n            \/\/1\u3001\u521b\u5efaFileStream\u5bf9\u8c61\n            \/\/==========================\u8bfb\u53d6\u6570\u636e\n            FileStream fs = new FileStream(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\",FileMode.OpenOrCreate,FileAccess.Read);\n            byte[] buffer = new byte[1024 * 1024*5];\/\/\u58f0\u660e\u5b57\u8282\u6570\u7ec4\uff0c\u5e76\u8bbe\u7f6e\u5927\u5c0f\u4e3a5\n            \/\/ \u8bfb\u53d6\u7684\u8fd4\u56de\u6570\u636e\u5b57\u8282\u6570\u7ec4\uff0c\u5b58\u653e\u6570\u636e\u7684\u9996\u5730\u5740\uff0c\u6700\u591a\u8bfb\u53d6\u7684\u6570\u91cf\n            \/\/r\u4e3a\u8bfb\u53d6\u7684\u5b9e\u9645\u5b57\u8282\u6570\n            int r= fs.Read(buffer,0,buffer.Length);\n            \/\/\u5c06\u5b57\u8282\u6570\u7ec4\u4e2d\u6bcf\u4e00\u4e2a\u5143\u7d20\u6309\u7167\u6307\u5b9a\u7684\u7f16\u7801\u683c\u5f0f\u89e3\u7801\u6210\u5b57\u7b26\u4e32\uff08\u9700\u8981\u6309\u8f6c\u6362\u7684\u5b57\u8282\u6570\u7ec4\uff0c\u5f00\u59cb\u8f6c\u6362\u7684\u5e8f\u53f7\uff0c\u8f6c\u6362\u4e2a\u6570\uff09\n            string s = Encoding.UTF8.GetString(buffer,0,r);\n            \/\/\u5173\u95ed\u6d41\uff0c\n            fs.Close();\n            \/\/\u91ca\u653e\u6d41\u6240\u5360\u7528\u7684\u8d44\u6e90\n            fs.Dispose();\n            Console.WriteLine(s);\n            Console.ReadKey();\n        }\n<\/code><\/pre>\n
\u4e0a\u9762\u53ef\u4ee5\u770b\u5230\uff0c\u6211\u4eec\u5728\u4f7f\u7528\u5b8c\u6210\u540e\u9700\u8981\u5173\u95ed\u6587\u4ef6\u6d41\u548c\u624b\u52a8\u91ca\u653e\u6587\u4ef6\u8d44\u6e90\u3002\u8fd9\u5bf9\u6211\u4eec\u6765\u8bf4\u5f88\u4e0d\u4e60\u60ef\uff0c\u8fd8\u6709\u53e6\u4e00\u79cd\u65b9\u6cd5\u5c31\u662f\u5c06\u521b\u5efa\u6587\u4ef6\u6d41\u5bf9\u8c61\u7684\u8fc7\u7a0b\u5199\u5728using\u5f53\u4e2d\uff0c\u4f1a\u81ea\u52a8\u7684\u5e2e\u52a9\u6211\u4eec\u91ca\u653e\u6d41\u6240\u5360\u7528\u7684\u8d44\u6e90\u3002<\/p>\n
            \/\/\u4f7f\u7528filestream\u5199\u5165\u6570\u636e\n            using (FileStream fsWrite=new FileStream(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\", FileMode.OpenOrCreate, FileAccess.Write))\n            {\n                string str = \"\u4f60\u597d\uff0c\u4e49\u6606\uff01\";\n                byte[] buffer = Encoding.UTF8.GetBytes(str);\n                fsWrite.Write(buffer, 0, buffer.Length);\n            }\n<\/code><\/pre>\n
StreamReader\u8bfb\u53d6\u6587\u672c\u6587\u4ef6<\/h3>\n
        static void Main(string[] args)\n        {\n            \/\/\u4f7f\u7528StreamReader\u6765\u8bfb\u53d6\u6587\u4ef6\n            using (StreamReader sr = new StreamReader(@\"e:\\Users\\Lenovo\\Desktop\\start.txt\"))\n            {\n                while(!sr.EndOfStream)\/\/\u6ca1\u6709\u8bfb\u53d6\u5230\u6700\u540e\u4e00\u884c\uff0c\u5c31\u4e00\u76f4\u5faa\u73af\u8bfb\u53d6\n                {\n                    Console.WriteLine(sr.ReadLine());\n                }\n                Console.ReadKey();\n            }\n        }\n<\/code><\/pre>\n
StreamWriter\u5199\u5165\u6587\u672c\u6587\u4ef6<\/h3>\n
            \/\/\u4f7f\u7528StreamWrter\u5199\u5165\u6587\u672c\u6587\u4ef6\n            \/\/\/\/(\u8def\u5f84 \uff0c\u662f\u5426\u8ffd\u52a0)\n            using (StreamWriter sw = new StreamWriter(@\"e:\\Users\\Lenovo\\Desktop\\start1.txt\",true))\n            {\n                sw.Write(\"\u4eca\u5929\u5929\u6c14\u4e0d\u9519\");\n            }\n<\/code><\/pre>\n
<\/div>","protected":false},"excerpt":{"rendered":"
\u9762\u5411\u5bf9\u8c61\u7684\u4e09\u4e2a\u7279\u5f81\uff1a\u5c01\u88c5\uff0c\u7ee7\u627f\uff0c\u591a\u6001 \u7ee7\u627f \u6211\u4eec\u5728\u7c7b\u4e2d\uff0c\u5982\u679c\u9700\u8981\u5199\u4e00\u4e9b\u91cd\u590d\u7684\u6210\u5458\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u91cd\u590d\u7684\u6210\u5458\u5355\u72ec […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[33],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/posts\/794"}],"collection":[{"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=794"}],"version-history":[{"count":14,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/posts\/794\/revisions"}],"predecessor-version":[{"id":816,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=\/wp\/v2\/posts\/794\/revisions\/816"}],"wp:attachment":[{"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.gongyikun.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}