C Tutorial/Language/Variable Output
Версия от 14:21, 25 мая 2010; (обсуждение)
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