matches

matches(text: String, matcher: Regex): Boolean

Checks if an expression matches the entire input string.

For use cases where you need to output or conditionally process the matched value, see Pattern Matching in DataWeave.

Parameters

Name Description

text

The input string.

matcher

A Java regular expression for matching characters in the string.

Example

This example indicates whether the regular expression matches the input text. Note that you can also use the matches(text,matcher) notation (for example, matches("admin123", /a.*\d+/)).

Source

%dw 2.0
output application/json
---
[ ("admin123" matches /a.*\d+/), ("admin123" matches /^b.+/) ]

Output

[ true, false ]

matches(text: Null, matcher: Any): false

Helper function that enables matches to work with a null value.

Introduced in DataWeave version 2.4.0.

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