Expression Language
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Description: The append function returns the result of appending the argument to the value of the Subject. If the Subject is null, returns the argument itself.

Subject Type: String


  • value : The String to append to the end of the Subject

Return Type: String

Examples: If the "filename" attribute has the value "a brand new filename.txt", then the Expression ${filename:append('.gz')} will return "a brand new filename.txt.gz".