[progress Communities] [progress Openedge Abl] Forum Post: How To Create An Extension Rule...

[Ricardo Jorge]

Hello everyone, What I need is to create something like: - collection -> sortedBy (attribute) - the string -> at (elementIndex) - in this case I would like to create a method that gives first element in the list that respects some conditions -> firstWhere (attribute). I searched but did not find anything that could help me. If someone could provide me with the "sortedBy" and "at" functions it would be great because I think it would cover all my doubts. Thanks, Ricardo Jorge

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