Question: what is the difference between web_reg_save_param and web_reg_save_param_ex?
Answer: 'web_reg_save_param' has a CONVERT attribute for changing from HTML format to URL or Text formats. ... 'web_reg_save_param_ex' has wildcard option with 'Content Type' and 'Request URL' in the 'Filters' section whereas 'web_reg_save_param' has wildcard character or digit option in LB and RB attributes.