Last updated on
Apr 27, 2021 06:03:42 AM GMT
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Also Applies to ColdFusion
Description
Determines whether a value can be converted to Boolean.
Returns
True, if the parameter can be converted to Boolean; False, otherwise.
Category
Function syntax
IsBoolean(object)
See also
History
ColdFusion (2018 release): Introduced named parameters.
Parameters
Parameter |
Description |
|---|---|
object |
Can take any value or a variable containing one. |
Example
<cfscript>
WriteOutput(isBoolean(12)); // returns Yes
WriteOutput(isBoolean("yes")); // returns Yes
WriteOutput(isBoolean("no")); // returns Yes
WriteOutput(isBoolean(0)); // returns Yes
WriteOutput(isBoolean(true)); // returns Yes
WriteOutput(isBoolean(false)); // returns Yes
WriteOutput(isBoolean("hello")); // returns No
bool_val = true;
WriteOutput(isBoolean(bool_val)); // returns Yes
</cfscript>
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