Note: input data format must match the example on the right, tab-seperated
1, data from excel, copy and paste data into the input frame
2, data from txt, must tab-seperated, copy and paste data into the input frame
3, use point as decimal separator, not comma. e.g. 3.14, not 3,14 as pi

Required
input data:


Optional
figure size
figure width:
figure height:

Fontsize
percentage fontsize:
label fontsize:

Colors. 6 user-defined colors, otherwise default colors, at most 20
color1:
color2:
color3:
color4:
color5:
color6:

Legend


Direction


Fontfamily


Two layer donut plot


Data contains 3 rows. The first column is items, other columns are values.
Input
items	Ann	Bob	Carl	David
day1	1	2	3	4
day2	2	5	4	7
Output

1) How to plot?
1, Prepare data
2, Open with excel, and change into the same format as the example
3, Copy and paste data into the input frame
4, Select parameters
5, Submit and download figure files

2) Why NO figure generated?
Script need strigent input format, please read the instructions and examples carefully.

3) How to cite?
2000+ papers in (Google Scholar)
Tang D, Chen M, Huang X, Zhang G, Zeng L, Zhang G, Wu S, Wang Y. SRplot: A free online platform for data visualization and graphing. PLoS One. 2023 Nov 9;18(11):e0294236. doi: 10.1371/journal.pone.0294236. PMID: 37943830.

4) FAQs