DQNEO/fork_pwd.sh

Created December 24, 2015 14:25

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$(pwd) vs $PWD comparison

Raw

fork_pwd.sh

	#!/bin/bash

	for i in $(seq 1 10000)
	do
	echo $(pwd) >/dev/null
	done

Raw

	#!/bin/bash

	for i in $(seq 1 10000)
	do
	echo $PWD >/dev/null
	done

miy4mori commented Jun 4, 2017

$PWD is a variable,$(pwd) will execute the command pwd.

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