C program Wild Kimlin

#include

#include

void convertToUppercase(char*sPtr);

int main(void)

{

char string[]="ho kim lin is wild!";

printf("The string before conversion is:%s", string);

convertToUppercase(string);

printf("\nThe string after conversion is :%s\n", string);

system ("pause");

return 0;

}

void convertToUppercase(char*sPtr)

{

while(*sPtr!='\0'){

if(islower(*sPtr)){

*sPtr=toupper(*sPtr);

}

++sPtr;

}

}

compilation result