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From MapToolDoc
(Redirected from Macros:Functions:getGroupStart)

getGroupStart

getGroupStart() Function

• Introduced in version 1.3b48

Returns the start index of the specified capture group for the specified match that was found using strfind()

Usage

  1. getGroupStart(id, match, group)

Where

  • id is the id returned by strfind()
  • match is the number of the match found by strfind()
  • group is the number of the capture group found by strfind()

Example

  1. [h: id = strfind("this is a test", "(\\S+)\\s(\\S+)\\s*")]
  2. match 1, group 1 start = [getGroupStart(id, 1, 1)]<br>
  3. match 1, group 2 start = [getGroupStart(id, 1, 2)]<br>
  4. match 2, group 1 start = [getGroupStart(id, 2, 1)]<br>
  5. match 2, group 2 start = [getGroupStart(id, 2, 2)]<br>

Returns 

match 1, group 1 start = 0 
match 1, group 2 start = 5 
match 2, group 1 start = 8 
match 2, group 2 start = 10
Retrieved from "http://www.lmwcs.com/rptools/wiki/getGroupStart"