String Handling Functions in C

In C language, an array of characters is known as a string. It has the following syntax :

char sk[15]; // It declares a string array with 15 characters.

There are four types of String Handling Functions in the C language.
1. strlen()
2. strcpy()
3. strcat()
4. strcmp()

strlen(): This function is used to find the length of a character string.
Syntax:

int n;
char sk[15]="Las Vegas";
n=strlen(sk);

strcpy(): This function is used to copy a character string to a character variable.
Syntax:

char sk[15];
strcpy(sk, "Las Vegas");

strcat(): This function is used to join character strings.
Syntax:

char sk[15]="Las Vegas";
char pin[10]="88905";
strcat(sk,pin);

strcmp(): This function is used to compare two character strings.
Syntax:

char sk[15]="Las Vegas";
char rp[15]=" New York";
strcmp(sk,rp);