Find & Replace "<--" with "<!-- " in large text file using batch

[[email protected]]

Hi can some one help me find  & Replace say example "<--test-->" with "<!--test--> " in large text file using batch file in a sample.html

the batch file should read and replace <-- with <!-- in a html file.

[Ocalabob]

Greetings [email protected],
Have you tried the solution you received on another forum?

later.