Searches a specified string for the first occurrence of a specified character.
char *strchr (const char *s, long c);
s Pointer to the string to be searched
If the character is found: Pointer to the found character
If the character is not found: NULL
The strchr function searches the string specified by s looking for the first occurrence of the character specified as c. If the c character is found, the function returns the pointer to the found character.
The null character at the end of the s string is included in the search object.