sa_param

Determines whether the specified parameter is in the parameter list, and if it is, returns its value.

sa_param (context, params, name, data, datalen);

SA_CTX *context;

SA_PARAMS *params;

SA_CHAR *name;

SA_CHAR **data;

SA_INT datalen;

context	Server context.
params	The parameter list.
name	The name of the parameter of interest.
data	A pointer to the parameter value returned.
func	The command handler.

SA_SUCCEED if the function is successful; SA_FAIL otherwise.

The parameter list is constructed from the URL. Both GET and POST arguments are parsed into name/value pairs and saved in the parameter list.