Activity › Forums › Salesforce® Discussions › What is the difference between ISBLANK() AND ISNULL() in Salesforce? › Reply To: What is the difference between ISBLANK() AND ISNULL() in Salesforce?
MemberAugust 5, 2020 at 2:39 pm
When dealing with text and lookup fields, a blank value in the field yields `true` for `ISBLANK()` but `false` for `ISNULL()`—even if you set a text field to `null` in apex it is still treated as blank (i.e. not null) in the formula.