Math tag evaluates mathematical expressions.
The total is $<Math><Field price /> + <Field tax /></Math>.
It supports basic arithmetic operations, with template tags inside.
Note that this tag is a module, which means that it loads an additional library when used.
Use the equal sign
= to assign a value to a variable of any name.
<Math>total = 0</Math>
This can be used to calculate things based on loops.
<Math>total = 0</Math> <Loop type=product> <Math>total = total + <Field price /></Math> </Loop> Total: <Math>total</Math>
Math variable type
Set tag with "math" attribute to pass variables from/to the
It's just a different way to get and set variables.
<Get math=total /> <Set math=total>0</Set>