Difference between null and empty string in Appian

Top Replies

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  ChristineH over 4 years ago +1

  Certified Lead Developer
  What is the use case? Generally when a field can be either, we use or(pv!field="", isnull(pv!field)). If it is an array, you can check isnull and length-0 Hope that helps.
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  ekanshj over 4 years ago +1 suggested

  A Score Level 2
  Hi rebecar369 You can use something like this to find out if the value is NULL or Empty String load( local!value: NULL, typename(typeof(local!value)) ) Here you will get the output as "NULL" if the…