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C Programming Starter Kit 2.0
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SamsPublishing-CProgrammingStarterKit-v2.0-Win31.iso
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tyc
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list1410.c
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C/C++ Source or Header
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1993-10-16
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1KB
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54 lines
/* Demonstrates some uses of scanf(). */
#include <stdio.h>
void clear_kb(void);
main()
{
int i1, i2;
long l1;
float f1;
double d1;
char buf1[80], buf2[80];
/* Using the l modifier to enter long integers and doubles. */
puts("Enter an integer and a floating point number.");
scanf("%ld %lf", &l1, &d1);
printf("You entered %ld and %lf.\n",l1, d1);
puts("The scanf() format string used the l modifier to store");
puts("your input in a type long and a type double.\n");
clear_kb();
/* Use field width to split input. */
puts("Enter a 5 digit integer (for example, 54321).");
scanf("%2d%3d", &i1, &i2);
printf("You entered %d and %d.\n", i1, i2);
puts("Note how the field width specifier in the scanf() format");
puts("string split your input into two values.\n");
clear_kb();
/* Using an excluded space to split a line of input into */
/* two strings at the space. */
puts("Enter your first and last names separated by a space.");
scanf("%[^ ]%s", buf1, buf2);
printf("Your first name is %s\n", buf1);
printf("Your last name is %s\n", buf2);
puts("Note how [^ ] in the scanf() format string, by excluding");
puts("the space character, caused the input to be split.");
}
void clear_kb(void)
/* Clears stdin of any waiting characters. */
{
char junk[80];
gets(junk);
}