removeColumn method
Implementation
void removeColumn(int index) {
if (columnCount <= 1) return;
for (final List<String> row in rows) {
if (index >= 0 && index < row.length) row.removeAt(index);
}
}
void removeColumn(int index) {
if (columnCount <= 1) return;
for (final List<String> row in rows) {
if (index >= 0 && index < row.length) row.removeAt(index);
}
}