s:calc

Calculate math expressions.

INPUT
<s:calc>
    3 {{ + }} 3
</s:calc>
OUTPUT
4
NOTE: You have to <put> the value of the math operator, for example: {{ + }} instead of just +.
NOTE: Parentheses are not supported, instead you can use multiple nested <calc> tags.

Other math operators:

Addition         +
Subtraction      -
Multiplication   *
Division         /
Exponentiation   **
Modulo           %

Nesting multiple <calc> tags

INPUT
Result: 
<s:calc>
    10  {{ + }} <calc>2 {{ * }} 2</calc>
</s:calc>
OUTPUT
Result: 14