add directory to gitignore code example

Example 1: git add gitignore

$ touch .gitignore

Example 2: how to use gitignore to ignore a folder

You can ignore entire directories, just by including their paths and putting a / on the end:

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node_modules/
logs/

Example 3: gitignore folder

in .gitignore:
	folder/

Example 4: git exclude folder

directory_to_exclude/