158. Understanding predefined string functions.

 #include<stdio.h>

#include<string.h>

int u1,u2,u3,ch,ch1;

void main()

{

        char s1[]="Chinmay";

        char s2[]="Vector";

        char s3[]="India";

 

        u1=strlen(s1);

        printf("Length = %d\n",u1);

 

 

        char s4[]="Chinmay";

        char s5[]="Vector";

        char s6[]="India";

 

        strcpy(s4,s5);

        printf("%s\n",s4);

 

 

        char s7[]="Chinmay";

        char s8[]="Vector";

        char s9[]="India";

 

        strncpy(s7,s8,2);

        printf("%s\n",s7);

 

 

        char s10[20]="Chinmay";

        char s11[]="Vector";

        char s12[]="India";

 

        strcat(s10,s11);

        printf("%s\n",s10);

 

 

        char s13[]="Chinmay";

        char s14[]="Vector";

        char s15[]="India";

 

        strncat(s13,s14,5);

        printf("%s\n",s13);

 

 

        char s16[]="Chinmay";

        char s17[]="CHinmay";

        char s18[]="India";

 

        u2=strcmp(s16,s17);

        printf("%d\n",u2);

 

 

        char s19[]="Chinmay";

        char s20[]="ChInmay";

        char s21[]="India";

 

        u3=strncmp(s19,s20,3);

        printf("%d\n",u3);

 

 

        char s22[]="Chinmay";

        char ch = 'n';

 

        printf("%s\n",strchr(s22,ch));

 

        char s23[]="Cnhinmay";

        char ch1 = 'n';

 

        printf("%s\n",strrchr(s23,ch1));

 

        char s24[]="Chinmay";

        char s25[] = "nm";

 

        printf("%s\n",strstr(s24,s25));

 

 

}