%dw 2.0
import * from dw::core::Strings
output application/json
---
{
"a": wrapIfMissing(null, "'"),
"b": wrapIfMissing("", "'"),
"c": wrapIfMissing("ab", "x"),
"d": wrapIfMissing("'ab'", "'"),
"e": wrapIfMissing("/", '/'),
"f": wrapIfMissing("a/b/c", '/'),
"g": wrapIfMissing("/a/b/c", '/'),
"h": wrapIfMissing("a/b/c/", '/')
}
wrapIfMissing
DataWeave 2.2 is compatible and bundled with Mule 4.2. This version of Mule reached its End of Life on May 2, 2023, when Extended Support ended. Deployments of new applications to CloudHub that use this version of Mule are no longer allowed. Only in-place updates to applications are permitted. MuleSoft recommends that you upgrade to the latest version of Mule 4 that is in Standard Support so that your applications run with the latest fixes and security enhancements. |
wrapIfMissing(String, String): String
Wraps text
with wrapper
if that wrapper
is missing from the start or
end of the given string.
Introduced in DataWeave 2.2.0. Supported by Mule 4.2 and later.
Example
This example shows how wrapIfMissing
behaves with different inputs and sizes.