strlwr in c

strlwr() function is used to convert uppercase string to lowercase string. Spaces and special characters remains as usual .if there is any capital letter in the string,it remains as usual in the output.

example:

#include
#include
#include
int main()
{
char str[30]="CODESKULLS";
printf(" give word = %s \n" , str);
printf(" lower letters = %s\n",strlwr(str));
return 0;
}