Insert commas into an integer

ss_insert_commas is a function defined in sslib.c.

Synopsis:

char * ss_insert_commas(char *buf)

Description: Given a string containing a decimal integer, this function will insert commas between every third digit in order to make it more human readable.

Return Value: Returns buf after having modified it in place. Returns null on failure.

Parallel Notes: Independent

See Also:

• Library: Introduction for current chapter