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YesNoFormat
Last update:
May 18, 2026
Description
Evaluates a number or Boolean value.
Returns
Yes, for a non-zero value; No for zero, false, non-Boolean values, and an empty string ("" ).
The function throws an exception if you pass any string other than an empty string ("" ).
For example, YesNoFormat("Test") throws an exception.
Category
Syntax
YesNoFormat(value) |
See also
IsBinary, IsNumeric
History
Member function added in ColdFusion (2016 release). For more information, see Member functions.
Parameters
Parameter | Description |
value | A number, empty string, or a Boolean value. |
Example
<cfscript>
val1=1;
WriteOutput(YesNoFormat(val1)); //Returns Yes
val2=0;
WriteOutput(YesNoFormat(val2)); //Returns No
val3="1123";
WriteOutput(YesNoFormat(val3)); //Returns Yes
val4="No";
WriteOutput(YesNoFormat(val4)); //Returns No
val5=True;
WriteOutput(YesNoFormat(val5)); //Returns Yes
// try to return boolean value for non-empty string
val6="hello";
try{
YesNoFormat(val6);
}
catch (any e){
WriteOutput(e.message); //Displays: cannot convert the value "hello" to a boolean
}
</cfscript>Using member function
<cfscript>
val=True;
WriteOutput(val.YesNoFormat());
</cfscript>
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