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toboolean() Function


toboolean( value )

Converts a value to Boolean.


Keyword Type Description


Any Type

Value to convert.



Usage considerations

Understanding results

A 0 returns false; all other numbers return true.

Strings beginning with t, T, y, Y, or 1 return true; all other strings return false.

Using toboolean() with arrays

When operating on arrays, it is not necessary to use apply with toboolean. If multiple parameters are passed, or one parameter is an Array, then a Boolean Array is returned.


toboolean(0) returns false

toboolean(0,1,0) and toboolean({0,1,0}) both return {false,true,false}

Feature compatibility

The table below lists this function's compatibility with various features in Appian.
Feature Compatibility Note
Portals Compatible
Offline Mobile Compatible
Sync-Time Custom Record Fields Compatible

Can be used to create a custom record field that only evaluates at sync time.

Real-Time Custom Record Fields Incompatible
Process Reports Compatible
Process Events Compatible

toboolean() Function