/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*/
package org.apache.poi.ss.formula.functions;
/**
* Implementation for the Excel function SUMIFS<p>
*
* Syntax : <br/>
* SUMIFS ( <b>sum_range</b>, <b>criteria_range1</b>, <b>criteria1</>,
* [<b>criteria_range2</b>, <b>criteria2</b>], ...) <br/>
* <ul>
* <li><b>sum_range</b> Required. One or more cells to sum, including numbers or names, ranges,
* or cell references that contain numbers. Blank and text values are ignored.</li>
* <li><b>criteria1_range</b> Required. The first range in which
* to evaluate the associated criteria.</li>
* <li><b>criteria1</b> Required. The criteria in the form of a number, expression,
* cell reference, or text that define which cells in the criteria_range1
* argument will be added</li>
* <li><b> criteria_range2, criteria2, ...</b> Optional. Additional ranges and their associated criteria.
* Up to 127 range/criteria pairs are allowed.
* </ul>
* </p>
*
*/
public final class Sumifs extends Baseifs {
/**
* Singleton
*/
public static final FreeRefFunction instance = new Sumifs();
/**
* https://support.office.com/en-us/article/SUMIFS-function-c9e748f5-7ea7-455d-9406-611cebce642b
* COUNTIFS(sum_range, criteria_range1, criteria1, [criteria_range2, criteria2], ...
* need at least 3 arguments and need to have an odd number of arguments (sum-range plus x*(criteria_range, criteria))
* @see org.apache.poi.ss.formula.functions.Baseifs#hasInitialRange()
*/
@Override
protected boolean hasInitialRange() {
return true;
}
}