#!/bin/bash # subshell.sh echo outer_variable=Outer ( inner_variable=Inner echo "¼ºê½©ÀÇ \"inner_variable\" = $inner_variable" echo "¼ºê½©ÀÇ \"outer\" = $outer_variable" ) echo if [ -z "$inner_variable" ] then echo "inner_variable Àº ½©ÀÇ ¸ÞÀο¡¼ Á¤ÀǵÇÁö ¾Ê¾Ò½À´Ï´Ù." else echo "inner_variable Àº ½©ÀÇ ¸ÞÀο¡¼ Á¤ÀǵǾú½À´Ï´Ù." fi echo "½© ¸ÞÀÎÀÇ \"inner_variable\" = $inner_variable" # $inner_variable Àº ÃʱâȵÇÁö ¾ÊÀº °Íó·³ º¸À̴µ¥, # ¼ºê½©¿¡¼ Á¤ÀÇµÈ º¯¼ö´Â ±× ¼ºê½©ÀÇ "Áö¿ª º¯¼ö"À̱⠶§¹®ÀÔ´Ï´Ù. echo exit 0