qsparse [-r] [-s size] [query]
qsparse 'name=alice&age=18'then environment variables
QS_name and QS_age are created, and their contents are 'alice' and '18' respectively.QS_ are put to each names because we should protect system environment variables against malicious clients.
The meaning of options and argument are as follows:
-r option removes CR code from environment variable-s size specify buffer size to read query. [default=16KB]query is omitted, then qsparse read query from stdin.qsparse is designed to process simple query, that is:qsparse put them into an array elements.qsparse assumes the names in query consist of alpha-numeric