rpos(string,substring)

Description

Same as pos() but substring may be a regular expression gives the position of substring in the search string position starts with 1 at the left end returns 0 if no match found.

Example

rpos(ITT,'\([A-Z]:\\\.+?\)')

• returns a position of path string in the item text, if path is recorded as something like (D:\MyDocuments\Ecco)
• Could be use, for example, for extracting a file name from an item created by Tools|Launch|Add File as Item... command,

trim(left(ITT,rpos(ITT,'\([A-Z]:\\\.+?\)')-1))

• from item text "rules.eco (D:\MyDocuments\Ecco)" the function returns "rules.eco"
• rpos(ITT,'\([A-Z]:\\\.+?\)') returns a position of (Path) in the item text
• -1 to exclude left bracket of (Path) from the selection
• left() returns a part of the item text before the given position
• trim() deletes leading and tracing spaces

Related Rules

pos()