1
2

strlen() //calculates length of given string
strcmp()

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11

char* str_cpy (char* dest, const char* src) {
    int i = 0;
    while (src[i] != '\0') {
        dest[i] = src[i];
        i++;
    }

    dest[i] = 0;
    return dest;
}

1
2
3
4
5
6
7
8

char* strcat (char* dest, const char* src) {
    int i = 0;
    while (dest[i] != '\0') {
        i++;
    } // compute strlen(dest)
    str_cpy(dest+i, src);
    return dest;
}

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16

#include <string.h> //includes functions


// Declarations

char* word1 = “Hello”; 
char word2[6] = {‘H’, ‘e’, ‘l’, ‘l’, ‘o’, ‘\0’};

// Printing

char c1 = 'A'; printf("c1 = %c", c1); << A printf("c1 = %d", c1); << 65
	
// Char arithmetic

char ch = 'a'; ch = ch + 3; // sets char = 'd' 
char c = 65; printf("c = %c", c) << A

1

list from C Strings AND !outgoing(C Strings)

1

const char * colors[] = {"Red", "Blue", "Green"}; // array of char*