Returns the position of the first occurrence of search_string within the target_string beginning at the start_number position. The search is CASE IN-SENSITIVE. If not found, the functions return 0. The offset parameter and returned string offset are 1-based. For speed, target_string is passed by reference
indexofi( search_string, target_string var, start_number )
Returns the 1 based offset_number of search_string within the target_string. The search is case in-sensitive.
search_string = the string that will be searched for
target_string = the string that will be searched
start_number = the 1 based starting offset withing the target_string where the search will begin