FHIRPath Function: split

{:.stu}

The split function splits a singleton input string into a list of strings, using the given separator. {:.stu}

If the input is empty, the result is empty. {:.stu}

If the input string does not contain any appearances of the separator, the result is the input string. {:.stu}

The following example illustrates the behavior of the .split operator: {:.stu}

('A,B,C').split(',') // { 'A', 'B', 'C' }
('ABC').split(',') // { 'ABC' }
'A,,C'.split(',') // { 'A', '', 'C' }

{:.stu}

Summary

• Category: Additional String Functions
• Section: 5.7.6
• Return Type: collection
• Empty Input Result: empty
• Errors on Multiple Input: true

Description

Splits the input string using separator as the split point and returns a collection with one string for each portion of the input.

Arguments

• separator: String - String to use as separator

Type Mapping

• String-String

Example

'a,b,c,d,e'.split(',') // { 'a', 'b', 'c', 'd', 'e' }
'a b c'.split(' ') // { 'a', 'b', 'c' }