ch2-strlen (String length)

Chapter_2     Exercise_2-1     computed

enum     Exercise_2-2

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strlen.c     K&R, p. 39         download

#include <stdio.h> // for printf(), scanf()

#define LENGTH 100 // max word length

int strLen(char[]); // strlen() is declared in string.h, included by stdio.h

int main()
{
char word[LENGTH];

printf("Type a word: ");
scanf("%s", word);
printf("Length of \"%s\" is %d\n", word, strLen(word));

return 0;
}

int strLen(char s[]) // returns the length of string s[]
{
int i = 0;

while (s[i] != '\0')
{
i++;
}

return i;
}
/*
gcc strlen.c -o strlen
./strlen
Type a word: abracadabra
Length of "abracadabra" is 11
*/

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Chapter_2     Exercise_2-1     computed

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enum     Exercise_2-2