Table to Excel 2

Export HTML table to valid excel file effortlessly. This library uses exceljs/exceljs under the hood to create the excel.
(Initial version of this library was using protobi/js-xlsx, it can be found here)

Installation

Browser

Just add a script tag:

<script type="text/javascript" src="../dist/tableToExcel.js"></script>

Node

npm install @linways/table-to-excel --save

import TableToExcel from "@linways/table-to-excel";

Usage

Create your HTML table as normal.
To export content of table #table1 run:

TableToExcel.convert(document.getElementById("table1"));

or

TableToExcel.convert(document.getElementById("table1"), {
  name: "table1.xlsx",
  sheet: {
    name: "Sheet 1"
  }
});

Check this pen for working example.

Cell Types

Cell types can be set using the following data attributes:

Attribute	Description	Possible Values
data-t	To specify the data type of a cell	s : String (Default) n : Number b : Boolean d : Date
data-hyperlink	To add hyper link to cell	External URL or hyperlink to another sheet
data-error	To add value of a cell as error

Example:

<!-- for setting a cell type as number -->
<td data-t="n">2500</td>
<!-- for setting a cell type as date -->
<td data-t="d">05-23-2018</td>
<!-- for setting a cell type as boolean. String "true/false" will be accepted as Boolean-->
<td data-t="b">true</td>
<!-- for setting a cell type as boolean using integer. 0 will be false and any non zero value will be true -->
<td data-t="b">0</td>
<!-- For adding hyperlink -->
<td data-hyperlink="https://google.com">Google</td>

Cell Styling

All styles are set using data attributes on td tags. There are 5 types of attributes: data-f-*, data-a-*, data-b-*, data-fill-* and data-num-fmt which corresponds to five top-level attributes font, alignment, border, fill and numFmt.

Category	Attribute	Description	Values
font	data-f-name	Font name	"Calibri" ,"Arial" etc.
	data-f-sz	Font size	"11" // font size in points
	data-f-color	Font color	A hex ARGB value. Eg: FFFFOOOO for opaque red.
	data-f-bold	Bold	true or false
	data-f-italic	Italic	true or false
	data-underline	Underline	true or false
	data-f-strike	Strike	true or false
Alignment	data-a-h	Horizontal alignment	left, center, right, fill, justify, centerContinuous, distributed
	data-a-v	Vertical alignment	bottom, middle, top, distributed, justify
	data-a-wrap	Wrap text	true or false
	data-a-indent	Indent	Integer
	data-a-rtl	Text direction: Right to Left	true or false
	data-a-text-rotation	Text rotation	0 to 90
			-1 to -90
			vertical
Border	data-b-a-s	Border style (all borders)	Refer BORDER_STYLES
	data-b-t-s	Border top style	Refer BORDER_STYLES
	data-b-b-s	Border bottom style	Refer BORDER_STYLES
	data-b-l-s	Border left style	Refer BORDER_STYLES
	data-b-r-s	Border right style	Refer BORDER_STYLES
	data-b-a-c	Border color (all borders)	A hex ARGB value. Eg: FFFFOOOO for opaque red.
	data-b-t-c	Border top color	A hex ARGB value.
	data-b-b-c	Border bottom color	A hex ARGB value.
	data-b-l-c	Border left color	A hex ARGB value.
	data-b-r-c	Border right color	A hex ARGB value.
Fill	data-fill-color	Cell background color	A hex ARGB value.
numFmt	data-num-fmt	Number Format	"0"
			"0.00%"
			"0.0%" // string specifying a custom format
			"0.00%;\(0.00%\);\-;@" // string specifying a custom format, escaping special characters

BORDER_STYLES: thin, dotted, dashDot, hair, dashDotDot, slantDashDot, mediumDashed, mediumDashDotDot, mediumDashDot, medium, double, thick

Exclude Cells and rows

To exclude a cell or a row from the exported excel add data-exclude="true" to the corresponding td or tr.
Example:

<!-- Exclude entire row -->
<tr data-exclude="true">
  <td>Excluded row</td>
  <td>Something</td>
</tr>

<!-- Exclude a single cell -->
<tr>
  <td>Included Cell</td>
  <td data-exclude="true">Excluded Cell</td>
  <td>Included Cell</td>
</tr>

Column Width

Column width's can be set by specifying data-cols-width in the <table> tag. data-cols-width accepts comma separated column widths specified in character count . data-cols-width="10,20" will set width of first coulmn as width of 10 charaters and second column as 20 characters wide.
Example:

<table data-cols-width="10,20,30">
  ...
</table>

Row Height

Row Height can be set by specifying data-height in the <tr> tag.
Example:

<tr data-height="42.5">
  <td>Cell 1</td>
  <td>Cell 2</td>
</tr>

Release Changelog

1.0.0

Migration Guide for migrating from V0.2.1 to V1.0.0

• Changed the backend to Exceexceljs/exceljslJS
• Added border color
• Option to set style and color for all borders
• Exclude row
• Added text underline
• Added support for hyperlinks
• Text intent
• RTL support
• Extra alignment options
• String "true/false" will be accepted as Boolean
• Changed border style values
• Text rotation values changed

1.0.2

• Fixed bug in handling multiple columns merges in a sheet

1.0.3

• Option to specify row height