The following system procedures are for use with web services:

• sa_http_header_info system procedure
• sa_http_php_page system procedure
• sa_http_php_page_interpreted system procedure
• sa_http_variable_info system procedure
• sa_set_http_header system procedure
• sa_set_http_option system procedure
• sa_set_soap_header system procedure

There are also many functions available for web services. See Web services functions.