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The datatype boolean is for attributes that can only have two possible values. You can enter "true" or "false", also 1/0, yes/no, t/f, and y/n.

To allow two arbitrary strings, or more than two possible values (such as no - maybe - probably - yes), see Type:Enumeration. In many circumstances it may be more appropriate to use a category instead of a boolean.

In inline queries, you can specify a format string to control what is displayed for the true and false values of an attribute, separated by a comma. For example, to display a tick (actually a square root symbol) for true and NO for false values of a boolean attribute isHot, you could use


This type is among the standard datatypes of this wiki.

Properties of type "Boolean"

Showing 3 properties using this type.




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[http://discussions.mnhs.org/HP/oneonone.cfm snubnosed]