ColumnSumExpression

Description

An expression that takes values from two or more fields and returns the the sum of all values

Example

<expression name="Sum\_Column_1_2_3" class="org.jfree.report.function.ColumnSumExpression">
  <properties>
    <property name="field\[0\]">Column_1</property>
    <property name="field\[1\]">Column_2</property>
    <property name="field\[2\]">Column_3</property>
  </properties>
</expression>