FreeRDP/winpr/libwinpr/utils/test/TestPrint.c
2019-11-07 10:53:54 +01:00

110 lines
2.2 KiB
C
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#include <winpr/crt.h>
#include <winpr/tchar.h>
#include <winpr/print.h>
/**
* C Programming/C Reference/stdio.h/printf:
* http://en.wikibooks.org/wiki/C_Programming/C_Reference/stdio.h/printf
*
* C Programming/Procedures and functions/printf:
* http://en.wikibooks.org/wiki/C_Programming/Procedures_and_functions/printf
*
* C Tutorial printf, Format Specifiers, Format Conversions and Formatted Output:
* http://www.codingunit.com/printf-format-specifiers-format-conversions-and-formatted-output
*/
#if 0
#define _printf printf
#else
#define _printf wprintfx
#endif
int TestPrint(int argc, char* argv[])
{
int a, b;
float c, d;
/**
* 7
* 7
* 007
* 5.10
*/
a = 15;
b = a / 2;
_printf("%d\n", b);
_printf("%3d\n", b);
_printf("%03d\n", b);
c = 15.3f;
d = c / 3;
_printf("%3.2f\n", d);
/**
* 0 -17.778
* 20 -6.667
* 40 04.444
* 60 15.556
* 80 26.667
* 100 37.778
* 120 48.889
* 140 60.000
* 160 71.111
* 180 82.222
* 200 93.333
* 220 104.444
* 240 115.556
* 260 126.667
* 280 137.778
* 300 148.889
*/
for (a = 0; a <= 300; a = a + 20)
_printf("%3d %06.3f\n", a, (5.0 / 9.0) * (a - 32));
/**
* The color: blue
* First number: 12345
* Second number: 0025
* Third number: 1234
* Float number: 3.14
* Hexadecimal: ff
* Octal: 377
* Unsigned value: 150
* Just print the percentage sign %
*/
_printf("The color: %s\n", "blue");
_printf("First number: %d\n", 12345);
_printf("Second number: %04d\n", 25);
_printf("Third number: %i\n", 1234);
_printf("Float number: %3.2f\n", 3.14159);
_printf("Hexadecimal: %x/%X\n", 255, 255);
_printf("Octal: %o\n", 255);
_printf("Unsigned value: %u\n", 150);
_printf("Just print the percentage sign %%\n", 10);
/**
* :Hello, world!:
* : Hello, world!:
* :Hello, wor:
* :Hello, world!:
* :Hello, world! :
* :Hello, world!:
* : Hello, wor:
* :Hello, wor :
*/
_printf(":%s:\n", "Hello, world!");
_printf(":%15s:\n", "Hello, world!");
_printf(":%.10s:\n", "Hello, world!");
_printf(":%-10s:\n", "Hello, world!");
_printf(":%-15s:\n", "Hello, world!");
_printf(":%.15s:\n", "Hello, world!");
_printf(":%15.10s:\n", "Hello, world!");
_printf(":%-15.10s:\n", "Hello, world!");
return 0;
}