¼Ò¼³°°ÀºC#  Á¦3°­ÀÇ C# ½ÃÀÛÇϱ⠠10. Console.WriteLine() ¸Þ¼­µå  

 

 

3.10 Console.WriteLine() ¸Þ¼­µå

 

¿©±â±îÁö ¿À¸é¼­ °¡Àå ¸¹ÀÌ »ç¿ëÇÑ ±¸¹®ÀÌ ¹Ù·Î Console.WriteLine() ¸Þ¼­µåÀÔ´Ï´Ù. ÀÌ ±¸¹®À» ¾ÆÁÖ ¸¹ÀÌ »ç¿ëÇϸ鼭µµ ±×³É ³Ñ¾î°¡´Â °ÍÀº Console.WriteLine() ¸Þ¼­µå¿¡ ´ëÇÑ ¿¹Àǰ¡ ¾Æ´Ò °ÍÀÔ´Ï´Ù. ÀÚ, ±×·³ Console.WriteLine() ¸Þ¼­µå¿¡ ´ëÇÏ¿© ¾Ë¾Æº¸°Ú½À´Ï´Ù.

 

ConsoleÀº Ŭ·¡½ºÀÔ´Ï´Ù. System ³×ÀÓ½ºÆäÀ̽ºÀÇ Å¬·¡½º ¶óÀ̺귯¸®(Class Library)¿¡ Àִ Ŭ·¡½º¶ó´Â °ÍÀ» ¿ì¸®´Â ¾Õ¿¡¼­ ¹è¿î ÀûÀÌ ÀÖ½À´Ï´Ù. WriteLine() ¸Þ¼­µå´Â Console Ŭ·¡½º¿¡ Á¤ÀǵǾî ÀÖ´Â ½ºÅÂÆ½(static) ¸â¹ö¸Þ¼­µåÀÔ´Ï´Ù. C#¿¡¼­ Ŭ·¡½ºÀÇ ¸â¹ö¸¦ »ç¿ëÇÏ·Á¸é ÀϹÝÀûÀ¸·Î Ŭ·¡½ºÀÇ °´Ã¼¸¦ »ý¼ºÇÏ¿© ±× °´Ã¼¸í¿¡ ¡®.¡¯À» Âï°í Á¢±ÙÇÏÁö¸¸, ½ºÅÂÆ½(static) ¸â¹öÀÇ °æ¿ì´Â Ŭ·¡½ºÀÇ °´Ã¼¸¦ »ý¼ºÇÏÁö ¾Ê°í ±× Ŭ·¡½ºÀÇ À̸§À» ÅëÇØ¼­¸¸ Á¢±ÙÇÒ ¼ö ÀÖ½À´Ï´Ù. WriteLine() ¸Þ¼­µåµµ µû·Î Ŭ·¡½º °´Ã¼¸¦ »ý¼ºÇÏÁö ¾Ê°í Ŭ·¡½º À̸§ÀÎ ConsoleÀ» ÅëÇØ¼­ ¹Ù·Î Á¢±ÙÇϰí ÀÖ½À´Ï´Ù.

 

¢Ã System.Console.WriteLine();

q                ¸ð´ÏÅÍÀÇ È­¸é¿¡ Ç¥ÁØ Ãâ·ÂÀ» ó¸®ÇÏ´Â ¸Þ¼­µå

 

WriteLine()À̶ó´Â ¸Þ¼­µå´Â ¹®ÀÚ¿­À» ¸Å°³º¯¼ö·Î ÁÖ¸é ¸í·É ÇÁ·ÒÇÁÆ® â¿¡ Ãâ·ÂÇÏ´Â ¿ªÇÒÀ» Çϰí ÀÖ½À´Ï´Ù. ¿¹Á¦¸¦ »ìÆì º¸±â·Î ÇϰڽÀ´Ï´Ù.

 

&

WriteTest.cs

Ü Ãâ·ÂÇü½ÄÀ» Å×½ºÆ®Çϱâ À§ÇÑ ¿¹Á¦

using System;

public class WriteTest {

          public static void Main() {

                int a = 3;

                int b = 2;

                Console.WriteLine("a:{0}, b:{1}, a-b:{2}", a, b, a-b);

                Console.WriteLine("a:{0}, a:{0}, a+a:{1}", a, a+b);

                      Console.Write("a:"+a+" ,b:"+b);

                 Console.Write(", a*b: "+a*b);

          }//main

}//class

C:\C#Example\03>csc WriteTest.cs

C:\C#Example\03>WriteTest

a:3, b:2, a-b:1

a:3, a:3, a+a:5

a:3 ,b:2, a*b:6

 

{0}, {1}, {2} °ªÀÌ Ç¥½ÃµÉ À§Ä¡À̸ç ÇØ´ç °ªÀº a, b, a+b°¡ ¸í½ÃµÇ¾îÁø ¼ø¼­´ë·Î Ãâ·ÂµÇ´Â °ÍÀÔ´Ï´Ù. Áï, {} ¾ÈÀÇ ¼ýÀÚ´Â Ãâ·ÂÇü½Ä ¹®ÀÚ¿­ µÚ¿¡ À§Ä¡ÇÑ ¸Å°³º¯¼öÀÇ ¼ø¼­¸¦ ÀǹÌÇÕ´Ï´Ù.

 

n                 Console.WriteLine("a:{0}, b:{1}, a-b:{2}", a, b, a-b);

n                 Console.WriteLine("a:{0}, a:{0}, a+a:{1}", a, a+b);

 

Write() ¸Þ¼­µå¸¦ »ç¿ëÇÏ¸é ¹®ÀÚ¿­À» Ãâ·ÂÇÏ°í ³­ ÈÄ¿¡ ÁÙÀ» ¹Ù²ÙÁö ¾Ê½À´Ï´Ù. ±×¸®°í '{}'À» »ç¿ëÇÏÁö ¾Ê°í ¸í·É ÇÁ·ÒÇÁÆ® »ó¿¡ Ãâ·ÂÇÏ·Á¸é ¾Æ·¡¿Í °°Àº ¹æ¹ýÀ¸·Î »ç¿ëÇÏ¸é µË´Ï´Ù.

 

n                 Console.Write("a:"+a+" ,b:"+b);

n                 Console.Write(", a*b: "+a*b);

 

1 Console.WriteLine()À» »ç¿ëÇÒ ¶§

n                 {}¸¦ »ç¿ëÇÏ´Â ¹æ¹ý

- Console.WriteLine("a:{0}, a:{0}, a+a:{1}", a, a+b);

n                 {}¸¦ »ç¿ëÇÏÁö ¾Ê´Â ¹æ¹ý

- Console.WriteLine("a:"+a+", a:"+a+", a+b:"+(a+b));

 

Console.WriteLineÀº Ç¥ÁØ Ãâ·ÂÀ» À§ÇÑ ¿©·¯ °¡Áö ¹æ¹ýÀ» Á¦°øÇϰí ÀÖ½À´Ï´Ù. ¼ø¼­¿¡ ÀÇÇÑ ¹æ½Ä°ú º¯¼öÀÇ °ª ÀÚü·Î Á÷Á¢ÀûÀ¸·Î Ãâ·ÂÇÒ ¼ö ÀÖ´Â ´Ù¾çÇÑ ±â´ÉµéÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.



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