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Data weave more operations
Matches
• (':string', ':regex') ⇒ ':boolean'
• Matches a string against a regular expression,
and returns true or false.
• %dw 1.0
• %output application/json
• ---
• b: "admin123" matches /(d+)/
Transform and output
• { "b": false }
Starts With
Returns true or false depending on if a string starts
with a provided substring.
• %dw 1.0
• %output application/json
• ---
• {
• a: "Mariano" startsWith "Mar",
• b: "Mariano" startsWith "Em"
• }
Transform and output
Ends With
• Returns true or false depending on if a string
ends with a provided substring.
• %dw 1.0
• %output application/json
• ---
• {
• a: "Mariano" endsWith "no",
• b: "Mariano" endsWith "to"
• }
Transform and output
Find
• Given a string, it returns the index position
within the string at which a match was
matched. If found in multiple parts of the
string, it returns an array with the various idex
positions at which it was found. You can either
look for a simple string or a regular
expression.
Transform and output
Match
• Match a string against a regular expression.
Match returns an array that contains the
entire matching expression, followed by all of
the capture groups that match the provided
regex.
Transform and output
Similar
• Evaluates if two values are similar, regardless
of their type. For example, the string "1234"
and the number 1234 aren’t equal, but they
are recognized as similar.
Transform and output
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Data weave more operations

  • 1. Data weave more operations
  • 2. Matches • (':string', ':regex') ⇒ ':boolean' • Matches a string against a regular expression, and returns true or false. • %dw 1.0 • %output application/json • --- • b: "admin123" matches /(d+)/
  • 3. Transform and output • { "b": false }
  • 4. Starts With Returns true or false depending on if a string starts with a provided substring. • %dw 1.0 • %output application/json • --- • { • a: "Mariano" startsWith "Mar", • b: "Mariano" startsWith "Em" • }
  • 6. Ends With • Returns true or false depending on if a string ends with a provided substring. • %dw 1.0 • %output application/json • --- • { • a: "Mariano" endsWith "no", • b: "Mariano" endsWith "to" • }
  • 8. Find • Given a string, it returns the index position within the string at which a match was matched. If found in multiple parts of the string, it returns an array with the various idex positions at which it was found. You can either look for a simple string or a regular expression.
  • 10. Match • Match a string against a regular expression. Match returns an array that contains the entire matching expression, followed by all of the capture groups that match the provided regex.
  • 12. Similar • Evaluates if two values are similar, regardless of their type. For example, the string "1234" and the number 1234 aren’t equal, but they are recognized as similar.