[C#/COMMON] String 클래스 : Format 메소드 사용하기


string.Format("{0} {1} {1} {4} {3} {2}", 'a', 'b', 'c', 'd', 'e');

[처리 결과]

a b b e d c

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string.Format("{0} {1} {1} {4} {3} {2}", 'a', 'b', 'c', 'd', 'e');

[처리 결과]

a b b e d c


string.Format
(
    @"<html>
<head><title>Hello World!</title></head>
<body>
<p>{0}</p>
</body>
</html>",
    DateTime.Now
);

[오류]

string.Format
(
    @"int main(int argc, char **argv)
    {
        return 0;
    }"
);

[정상]

string.Format
(
    @"int main(int argc, char **argv)
    {{
        return 0;
    }}"
);

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string.Format

(

@"<html>

<head><title>Hello World!</title></head>

<body>

</body>

</html>",

DateTime.Now

);

[오류]

string.Format

(

@"int main(int argc, char **argv)

{

return 0;

}"

);

[정상]

string.Format

(

@"int main(int argc, char **argv)

{{

return 0;

}}"

);


using System;
using System.Globalization;

string.Format(@"{0:yyyy-MM-dd}"            , DateTime.Now); // 2009-01-30
string.Format(@"{0:tt hh:mm:ss}"           , DateTime.Now); // 오전 01:47:33
string.Format(@"{0:yyyy-MM-dd tt hh:mm:ss}", DateTime.Now); // 2009-01-30 오전 01:48:11

string.Format(CultureInfo.GetCultureInfo("en-US"), @"{0:tt hh:mm:ss}", DateTime.Now); // AM 04:30:44
string.Format(CultureInfo.GetCultureInfo("ko-KR"), @"{0:tt hh:mm:ss}", DateTime.Now); // 오후 03:03:02
string.Format(CultureInfo.GetCultureInfo("ja-JP"), @"{0:tt hh:mm:ss}", DateTime.Now); // 午後 10:08:03

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using System;

using System.Globalization;

string.Format(@"{0:yyyy-MM-dd}" , DateTime.Now); // 2009-01-30

string.Format(@"{0:tt hh:mm:ss}" , DateTime.Now); // 오전 01:47:33

string.Format(@"{0:yyyy-MM-dd tt hh:mm:ss}", DateTime.Now); // 2009-01-30 오전 01:48:11

string.Format(CultureInfo.GetCultureInfo("en-US"), @"{0:tt hh:mm:ss}", DateTime.Now); // AM 04:30:44

string.Format(CultureInfo.GetCultureInfo("ko-KR"), @"{0:tt hh:mm:ss}", DateTime.Now); // 오후 03:03:02

string.Format(CultureInfo.GetCultureInfo("ja-JP"), @"{0:tt hh:mm:ss}", DateTime.Now); // 午後 10:08:03


using System.Globalization;

string.Format(CultureInfo.GetCultureInfo("es-ES"), "{0:C}", 300); // 300,00 €
string.Format(CultureInfo.GetCultureInfo("ko-KR"), "{0:C}", 300); // \300

[반올림]

string.Format("{0:#####}", 1234.567);
string.Format("{0:00000}", 1234.567);
string.Format("{0:0}"    , 1234.567);
string.Format("{0:#,##0}", 1234.567);
string.Format("{0:0,0}"  , 1234.567);

[소수점]

string.Format("{0:0.####}", 1234.567);
string.Format("{0:0.0000}", 1234.567);

[공학용 표기]

string.Format("{0:0.0000000E+00}", 1234.567);
string.Format("{0:0.0000000E-00}", 1234.567);
string.Format("{0:#.#######E-0#}", 1234.567);

[음수/양수/ZERO 표기]

string.Format("{0:0.0}"               , -1234.567);
string.Format("{0:0.0 CR;0.0 DB}"     , -1234.567);
string.Format("{0:0.0 CR;0.0 DB}"     ,  1234.567);
string.Format("{0:0.0 CR;0.0 DB;Zero}",     0.00 );

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using System.Globalization;

string.Format(CultureInfo.GetCultureInfo("es-ES"), "{0:C}", 300); // 300,00 €

string.Format(CultureInfo.GetCultureInfo("ko-KR"), "{0:C}", 300); // \300

[반올림]

string.Format("{0:#####}", 1234.567);

string.Format("{0:00000}", 1234.567);

string.Format("{0:0}" , 1234.567);

string.Format("{0:#,##0}", 1234.567);

string.Format("{0:0,0}" , 1234.567);

[소수점]

string.Format("{0:0.####}", 1234.567);

string.Format("{0:0.0000}", 1234.567);

[공학용 표기]

string.Format("{0:0.0000000E+00}", 1234.567);

string.Format("{0:0.0000000E-00}", 1234.567);

string.Format("{0:#.#######E-0#}", 1234.567);

[음수/양수/ZERO 표기]

string.Format("{0:0.0}" , -1234.567);

string.Format("{0:0.0 CR;0.0 DB}" , -1234.567);

string.Format("{0:0.0 CR;0.0 DB}" , 1234.567);

string.Format("{0:0.0 CR;0.0 DB;Zero}", 0.00 );


"0x" + (16).ToString("X8"); // 8자리 16진수 표기, 대문자
"0x" + (33).ToString("x4"); // 4자리 16진수 표기, 소문자

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"0x" + (16).ToString("X8"); // 8자리 16진수 표기, 대문자

"0x" + (33).ToString("x4"); // 4자리 16진수 표기, 소문자