Syntax Highlighter , Preformatted Code

 https://tohtml.com/

http://hilite.me/

Code Syntax Highlighter in Blogger

Use this website 

https://tohtml.com   - It generates HTML

https://codebeautify.org/alleditor   - It just formats Code

http://hilite.me/  - It generates Line Number + Code Syntax Highlighter

Generate HTML code snippet and copy it in "HTML View" mode of Blogger