%dw 2.0
import * from dw::core::Strings
output application/json
---
{
"a": substringBeforeLast(null, "'"),
"b": substringBeforeLast("", "-"),
"c": substringBeforeLast("abc", "b"),
"d": substringBeforeLast("abcba", "b"),
"e": substringBeforeLast("abc", "d"),
"f": substringBeforeLast("abc", "")
}
substringBeforeLast
substringBeforeLast(text: String, separator: String): String
Gets the substring before the last occurrence of a separator. The separator is not returned.
Introduced in DataWeave version 2.2.0.
Example
This example shows how substringBeforeLast
behaves with different inputs
and sizes.