class KtoD {
static void Main() { string str;
FileStream fout;
// -, try {
fout = new FileStream("test.txt", FileMode.Create);
catch(IOException exc) {
Console.WriteLine(" :\" + exc.Message); return;
}
// - StreamWriter. StreamWriter fstr_out = new StreamWriter(fout);
try {
Console.WriteLine(" , ''."); do {
Console.Write (": "); str = Console.ReadLine();
if(str!= "") {
str = str + "\r\n"; // fstr_out.Write(str);
}
} while(str!= "");
} catch(IOException exc) {
Console.WriteLine(" -:\n" + exc.Message);
} finally {
Fstr_out.Close();
}
}
}
StreamWriter. :
StreamWriter(string )
StreamWriter(string , bool append)
, . append true, . . , . - IOException. , .
, , StreamWriter.
// StreamWriter.
Using System; using System.10;
class KtoD {
static void Main() { string str;
StreamWriter fstr_out = null; try {
// , StreamWriter.
fstr_out = new StreamWriter("test.txt");
Console.WriteLine(" , ''."); do {
-Console.Write (": "); str = Console.ReadLine ();
if(str!= "") {
str = str + "\r\n"; // fstr_out.Write(str);
}
} while(str!= "");
} catch(IOException exc) {
Console.WriteLine(" -:\n" + exc.Message);
} finally {
if(fstr_out!= null) fstr_out.Close();
}
}
}
StreamReader
StreamReader. StreamReader . :
StreamReader(Stream )
. ArgumentNullException, , ArgumentException, . StreamReader . StreamReader . .
|
|
|
test. txt. .
// ,
// StreamReader.
Using System; using System.10;
class DtoS {
static void Main() {
FileStream fin; string s;
try {
fin = new FileStream("test.txt", FileMode.Open);
catch(IOException exc) {
Console.WriteLine(" :\" + exc.Message); return;
}
StreamReader fstr_in = new StreamReader(fin); try {
while((s = fstr_in.ReadLine())!= null) {
Console.WriteLine(s);
}
} catch(IOException exc) {
Console.WriteLine(" -:\n" + exc.Message);
} finally {
Fstr_in.Close();
}
}
}
, . ReadLine () , , . , StreamReader EndOfStream. true, , false. , EndOf Stream . while .
while(!fstr_in.EndOfStream) { s = fstr_in.ReadLine();
Console.WriteLine(s);
}
EndOf Stream, . EndOf Stream , .
, StreamReader, StreamWriter. :
StreamReader(string )
, . . FileNotFoundException. , ArgumentNullException. , ArgumentException. , IOException DirectoryNotFoundException.
, , Console. In, . . , , . , .
. , < >, Console. In Console. Out . , .
|
|
|
Using System;
class Test {
static void Main() {
Console.WriteLine(" .");
}
}
Test > log
" ." log. . , "".
< >, , #, . -, , , Windows, , . , . Setln (), SetOut () SetError (), Console.
static void Setln(TextReader __) static void SetOut(TextWriter __)
static void SetError(TextWriter ____)
, Setln () . , , TextReader. SetOut () , TextReader. , FileStream, StreamWriter. .
// Console.Out.
