unescapeHtml4
Description: This function unescapes a string containing HTML 4 entity to a string containing the actual Unicode characters corresponding to the escapes. Supports all known HTML 4.0 entities.
Subject Type: String
Arguments: No arguments
Return Type: String
Examples: If the "message" attribute is
"bread" & "butter", then the Expression
${message:unescapeHtml4()}
will return "bread"
& "butter"