Divide by zero problem

Why n %3 or n MOD 3 return "Division by zero is not allowed.", if n == 0? (3 may be a number any).

Using CF 9,0,1,274733

Doug

Used with numeric values actual/double modulo operator doesn't make much sense from a point of view of math in the first place because it is really intended to provide you with the remainder after integer division.

ColdFusion still allows you to do this, but if the right hand side of the operator modulo is a numeric value real/dobule it will simply ignore the fractional part. In your case, it will be 3 MOD 0-> so division by zero error.

This particular behavior is actually documented in the CF documentation as such.

See you soon

Kai

Tags: ColdFusion

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