delete string function in c

1/*The logic behind the function is to copy and place the ending part of string
2along with the deliminator '\0' to the position from where you want the 
3"no_of_char" number of characters removed*/
4
5void delchar(char *string,int starting_pos, int no_of_char)
6{
7  if (( starting_pos + no_of_char - 1 ) <= strlen(x) )
8  {
9    strcpy(&x[starting_pos-1],&x[starting_pos + no_of_char-1]);
10    puts(x);
11    }
12}