math.product ViewHelper <vhs:math.product>
¶
Math: Product (multiplication)¶
Product (multiplication) of $a and $b. A can be an array and $b a number, in which case each member of $a gets multiplied by $b. If $a is an array and $b is not provided then array_product is used to return a single numeric value. If both $a and $b are arrays, each member of $a is multiplied against the corresponding member in $b compared using index.
Arguments¶
a¶
- DataType
mixed
- Required
false
- Description
First number for calculation
b¶
- DataType
mixed
- Required
true
- Description
Second number or Iterator/Traversable/Array for calculation
fail¶
- DataType
boolean
- Required
false
- Description
If TRUE, throws an Exception if argument "a" is not specified and no child content or inline argument is found. Usually okay to use a NULL value (as integer zero).