nushell/docs/commands/which.md

which

Finds a program file.

Usage:

which {flags}

Parameters

• application: the name of the command to find the path to

Flags

• --all: list all executables

Examples

which finds the location of an executable:

> which python
─────────┬─────────────────
 arg     │ python
 path    │ /usr/bin/python
 builtin │ No
─────────┴─────────────────

> which cargo
─────────┬────────────────────────────
 arg     │ cargo
 path    │ /home/bob/.cargo/bin/cargo
 builtin │ No
─────────┴────────────────────────────

which will identify nushell commands:

> which ls
─────────┬──────────────────────────
 arg     │ ls
 path    │ nushell built-in command
 builtin │ Yes
─────────┴──────────────────────────

> which which
─────────┬──────────────────────────
 arg     │ which
 path    │ nushell built-in command
 builtin │ Yes
─────────┴──────────────────────────

Passing the all flag identifies all instances of a command or binary

> which ls --all
───┬─────┬──────────────────────────┬─────────
 # │ arg │ path                     │ builtin
───┼─────┼──────────────────────────┼─────────
 0 │ ls  │ nushell built-in command │ Yes
 1 │ ls  │ /bin/ls                  │ No
───┴─────┴──────────────────────────┴─────────

which will also identify local binaries

> touch foo
> chmod +x foo
> which ./foo
─────────┬────────────────────────────────
 arg     │ ./foo
 path    │ /Users/josephlyons/Desktop/foo
 builtin │ No
─────────┴────────────────────────────────