‘A‘
has a ASCII value 65 and ‘a‘
has a ASCII value 97 (65+32). Same applies for other characters.#include<stdio.h>
#include<string.h>
int main(){
/* This array can hold a string of upto 25
* chars, if you are going to enter larger string
* then increase the array size accordingly
*/
char str[25];
int i;
printf("Enter the string: ");
scanf("%s",str);
for(i=0;i<=strlen(str);i++){
if(str[i]>=65&&str[i]<=90)
str[i]=str[i]+32;
}
printf("\nLower Case String is: %s",str);
return 0;
}
Enter the string: www.FreeTimeLearning.com
Lower Case String is: www.freetimelearning.com