Read before use
1, check data with precheck (windows version) tools
2, data from excel, copy and paste data into the input frame
3, data from txt, must tab-seperated, copy and paste data into the input frame
4, specieal and non-English characters such as #, <, >, %, (, ), α are not friendly
5, 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:

bar height:
Fontsize name fontsize:
number fontsize:

Colors
left color:
right color:

left-right spacer size:

Label number


Fontfamily


butterfly bar plot

Introduction
Display data with left and right bars, similar to a butterfly, hence the name.
Input data instructions
Input data contain 3 columns: the first column is names, the second column is left value, and the third column is right value (all value must be positive).
Examples from papers

Input 
name	left	right
geneA	9	9
geneB	7	7
geneC	5	5
geneD	3	3
geneE	1	1
Output

1）如何作图？
1，准备作图数据；2，用excel打开数据，调整为示例格式；3，将调整后的数据粘贴到输入框；4，选择参数；5，提交出图
2）为什么不出图？
对输入数据格式有严格要求。请观看输入框上面的视频介绍，并仔细阅读右侧说明，示例数据。
3）如何引用？
3000+篇google学术，2400+篇知网学术引用
推荐直接写网址
Cite: 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.
Method: Heatmap was plotted by https://www.bioinformatics.com.cn (last accessed on 20 Feb 2024), an online platform for data analysis and visualization.
Acknowledgement: We thank Shanghai NewCore Biotechnology Co., Ltd. (https://www.bioinformatics.com.cn, last accessed on 20 Feb 2024) for providing data analysis and visualization support.
4）交流群/公众号