Add n operands.
 

1 eval.add

<eval.add>
    <value1 /> !
    <value2 /> ?
</eval.add>

Exceptions

invalid null expesion

Arguments has not been specified.

Example

Add two elements as arguments.

Copy
<xsql-script name='add_sample1'>
    <body>
        <set name='num1'>2</set>
        <set name='num2'>3</set>
        
         <println><eval.add><num1/><num2/></eval.add></println>
    </body>
</xsql-script>

Returns:

Copy
5