bun.sh/docs/guides/util/which-path-to-executable-bin.md

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Get the path to an executable bin file

Bun.which is a utility function to find the absolute path of an executable file. It is similar to the which command in Unix-like systems.

Bun.which("sh"); // => "/bin/sh"
Bun.which("notfound"); // => null
Bun.which("bun"); // => "/home/user/.bun/bin/bun"

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See Docs > API > Utils for complete documentation.