round

Returns the number represented in number rounded to the nearest decimal position indicated by place. For example, 100, 10, 1, 0.1, and so on. All numbers are rounded to the right on an x/y graph.

An error occurs if number is not a valid decimal number or place is not a power of 10.

Syntax

   round(number, place)

Table 1. round parameters
Parameter	Type	Description
number	Decimal number	Any decimal number.
place	Decimal number	Any decimal number representing the decimal place where number is to be rounded.

Returns

A string containing the rounded number, or an empty parameter if an error occurs.

Examples

In this example, the result of round is "323.2400".

   <field sid="roundTestField">
      <label>Test round()</label>
      <format>
         <datatype>string</datatype>
         <constraints>
            <mandatory>on</mandatory>
         </constraints>
      </format>
      <value compute="round('323.235', '.01')"></value>
   </field>

In this example, the result of round is "-323.2300".

   <field sid="roundTestField">
      <label>Test round()</label>
      <format>
         <datatype>string</datatype>
         <constraints>
            <mandatory>on</mandatory>
         </constraints>
      </format>
      <value compute="round('-323.235', '.01')"></value>
   </field>