compare¶
Compare 2 values and return -1, 0 or 1 depending on if the 1st value is less than, equal to, more than the 2nd value.
Typically used in min, max or sort function’s lambda expression.
Parameters:
| No. | Type | Comments | 
|---|---|---|
| 1 | An ALFA scalar value | 1st argument to compare | 
| 2 | An ALFA scalar value | 2nd argument to compare | 
Returns:
int - 0 if 1st and 2nd value matches, -1 if 1st is less than 2nd, 1 if 1st is greater than 2nd.
Usages:
compare( first : <Scalar type>, second : < Scalar type> ) : int