C Tutorial/Language/Variable Output — различия между версиями
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Текущая версия на 10:32, 25 мая 2010
Printing Variable Contents
Use the printf function with formatting options.
#include <stdio.h>
main(){
int x;
float y;
char c;
x = -4443;
y = 554.21;
c = "M";
printf("\nThe value of integer variable x is %d", x);
printf("\nThe value of float variable y is %f", y);
printf("\nThe value of character variable c is %c\n", c);
}The value of integer variable x is -4443
The value of float variable y is 554.210022
The value of character variable c is M
Conversion specifiers are made up of two characters: % and a special character.
The special character tells the program how to convert the data.
Conversion Specifier Description %d Displays integer value %f Displays floating-point numbers %c Displays character
