[add] what's new and docs updates for v5.1.2

docs/api/spreadsheet_deletecolumn_method.md

@@ -34,4 +34,8 @@ spreadsheet.parse(data);
 spreadsheet.deleteColumn("G2");
 ~~~
 
+:::note
+You can delete several columns by providing a range of cells' ids as a parameter of the method, e.g.: "A1:C3".
+:::
+
 **Related articles:** [Work with Spreadsheet](working_with_ssheet.md#addingremoving-rows-and-columns)

docs/api/spreadsheet_deleterow_method.md

@@ -34,4 +34,8 @@ spreadsheet.parse(data);
 spreadsheet.deleteRow("G2");
 ~~~
 
+:::note
+You can delete several rows by providing a range of cells' ids as a parameter of the method, e.g.: "A1:C3".
+:::
+
 **Related articles:** [Work with Spreadsheet](working_with_ssheet.md#addingremoving-rows-and-columns)

docs/localization.md

@@ -54,10 +54,12 @@ const en = {
     columns: "Columns",
     rows: "Rows",
     addColumn: "Add column left",
-    removeColumn: "Remove column",
+    removeColumn: "Remove column {col}",
+    removeColumns: "Remove columns {col}",
     fitToData: "Fit to data",
     addRow: "Add row above",
-    removeRow: "Remove row",
+    removeRow: "Remove row {row}",
+    removeRows: "Remove rows {row}",
     row: "row",
     col: "col",
     freeze: "Freeze",

docs/whats_new.md

@@ -8,6 +8,23 @@ description: You can learn what's new in the DHTMLX JavaScript Spreadsheet libra
 
 If you are updating Spreadsheet from an older version, check [Migration to Newer Version](migration.md) for details.
 
+## Version 5.2.1 
+
+Released on June 27, 2025
+
+### Fixes
+
+- The copy/paste script error
+- The error that occurred on deleting a row with the two or more last rows selected in the sheet
+- The issue with warning displayed on the toolbar customization
+- The issue with missing localization for the datepicker
+- The issue with unnecessary displaying of the vertical scroll in the toolbar 
+- Math fixes for correct calculations in formulas
+
+### Updates
+
+- The possibility to remove several columns/rows in one operation via the context menu
+
 ## Version 5.2
 
 Released on May 20, 2025

docs/work_with_rows_cols.md

@@ -50,6 +50,10 @@ To remove a row, take the following steps:
 
 ![Removing rows context menu](assets/remove_row_context_menu.png)
 
+:::note
+To remove several rows at once: select the rows, right-click to call the context menu and choose *Rows -> Remove rows [ids]*.
+:::
+
 ### Adding columns
 
 To add a new column, take the following steps:
@@ -90,6 +94,10 @@ To remove a column, take the following steps:
 
 ![Adding columns context menu](assets/remove_column_context_menu.png)
 
+:::note
+To remove several columns at once: select the columns, right-click to call the context menu and choose *Columns -> Remove columns [ids]*.
+:::
+
 ## AutoFit column width
 
 To change the column width so that it would automatically fit the longest content in the column, you can:

docs/working_with_ssheet.md

@@ -31,7 +31,7 @@ To add/delete a column, use the related API methods:
 - [](api/spreadsheet_addcolumn_method.md)
 - [](api/spreadsheet_deletecolumn_method.md)
 
-Pass to the methods the id of the cell that contains the id of a column that should be added.
+Pass to the methods the id of the cell that contains the id of a column that should be added/deleted.
 
 ~~~jsx
 // adds an empty "C" column 
@@ -42,14 +42,18 @@ spreadsheet.deleteColumn("C1");
 
 When a new column is added, neighboring columns are moved to the right.
 
+:::note
+You can delete several columns by providing a range of cells' ids as a parameter of the `deleteColumn()` method, e.g.: "A1:C3".
+::: 
+
 ### Rows
 
 To add/delete a row, use the API methods below:
 
 - [](api/spreadsheet_addrow_method.md)
 - [](api/spreadsheet_deleterow_method.md)
 
-Pass to the methods the id of the cell that contains the id of a row that should be added.
+Pass to the methods the id of the cell that contains the id of a row that should be added/deleted.
 
 ~~~jsx
 // adds an empty second row
@@ -60,6 +64,10 @@ spreadsheet.deleteRow("A2");
 
 When a new row is added, neighboring rows are moved one cell down.
 
+:::note
+You can delete several rows by providing a range of cells' ids as a parameter of the `deleteRow()` method, e.g.: "A1:C3".
+::: 
+
 ## Autofit column width
 
 To change the column width so that it would automatically adjust to the longest content in the column, apply the [fitColumn()](api/spreadsheet_fitcolumn_method.md) method. The method takes one parameter - the id of the cell that contains the name of the necessary column.