Investigated part of code and described changes within internal sourc…

…e data method #7031
handsontable · Jul 21, 2020 · 1f938be · 1f938be
1 parent 6c1b847
commit 1f938be
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/dataSource.js b/src/dataSource.js
@@ -147,10 +147,10 @@ class DataSource {
  const rangeEnd = this.countFirstRowKeys() - 1;
 
  rangeEach(rangeStart, rangeEnd, (column) => {
- // TODO: Can it return `null`?
+ // It will return `null` for index beyond table boundaries.
  const prop = this.colToProp(column);
 
- if (column >= (startColumn || rangeStart) && column <= (endColumn || rangeEnd) && !Number.isInteger(prop)) {
+ if (column >= (startColumn || rangeStart) && column <= (endColumn || rangeEnd) && prop !== null) {
  const cellValue = this.getAtPhysicalCell(row, prop, dataRow);
 
  if (toArray) {