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

Subject Type: String


  • value : The String to prepend to the beginning of the Subject

Return Type: String

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