#!/bin/bash

var1=abcd-1234-defg
echo "var1 = $var1"

t=${var1#*-*}
echo "var1 (ù¹ø° - ¸¦ Æ÷ÇÔÇÑ ºÎºÐ±îÁö À߶ó³¿) = $t"
#  # ÀÌ °¡Àå ªÀº ¹®ÀÚ¿­°ú ¸ÅÄ¡ÇÏ°í * °¡ ºó ¹®ÀÚ¿­À» Æ÷ÇÔÇÑ ¸ðµç°Í°ú 
#+ ÀÏÄ¡Çϱ⠶§¹®¿¡ t=${var1#*-}  µµ ¶È°°ÀÌ µ¿ÀÛÇÕ´Ï´Ù.
# (S. C. °¡ ÁöÀûÇØ ÁÖ¾ú½À´Ï´Ù.)

t=${var1##*-*}
echo "var1¿¡ \"-\" ÀÌ µé¾îÀÖ´Ù¸é ºó ¹®ÀÚ¿­À» ¸®ÅÏÇÔ...    var1 = $t"


t=${var1%*-*}
echo "var1 (Á¦ÀÏ ¸¶Áö¸·ÀÇ - ºÎÅÍ ³¡±îÁö À߶ó³¿) = $t"

echo

# -------------------------------------------
path_name=/home/bozo/ideas/thoughts.for.today
# -------------------------------------------
echo "path_name = $path_name"
t=${path_name##/*/}
echo "Á¢µÎ¾î°¡ Àß·ÁÁø path_name = $t"
# ÀÌ °æ¿ì¿¡¼­´Â    t=`basename $path_name` À̶ó°í Çصµ ¶È°°½À´Ï´Ù.
#  t=${path_name%/}; t=${t##*/}   ¶ó°í ÇÏ´Â °ÍÀÌ Á» ´õ ÀϹÝÀûÀÎ ÇعýÀÌÁö¸¸,
#+ °¡²ûÀº ½ÇÆÐÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
#  $path_name ÀÌ ´º¶óÀÎÀ¸·Î ³¡³¯ °æ¿ì¿¡´Â `basename $path_name` Àº Á¦´ë·Î µ¿ÀÛÇÏÁö ¾Ê°ÚÁö¸¸,
#+ À§ Ç¥Çö½ÄÀº Á¦´ë·Î µ¿ÀÛÇÒ °ÍÀÔ´Ï´Ù.
# (Thanks, S.C.)

t=${path_name%/*.*}
# t=`dirname $path_name`    ¶ó°í ÇÏ´Â °Í°ú ¶È°°½À´Ï´Ù.
echo "Á¢¹Ì¾î°¡ Àß·ÁÁø path_name = $t"
# ÀÌ·¸°Ô Çϸé "../", "/foo////", # "foo/", "/" °°Àº °æ¿ì¿¡´Â ½ÇÆÐÇÒ °ÍÀÔ´Ï´Ù.
#  basename Àº Á¢¹Ì¾î°¡ ¾ø°í dirname Àº ÀÖÀ» °æ¿ì¿¡ Á¢¹Ì¾î¸¦ »èÁ¦ÇÏ´Â °Í
#+ ¿ª½Ã º¹ÀâÇÑ ¹®Á¦ÀÔ´Ï´Ù.
# (Thanks, S.C.)

echo

t=${path_name:11}
echo "ù¹ø° 11°³ ¹®ÀÚ°¡ Àß·Á³ª°£ $path_name = $t"
t=${path_name:11:5}
echo "ù¹ø° 11°³ ¹®ÀÚ°¡ Àß·Á³ª°¡°í ±æÀÌ°¡ 5ÀÎ $path_name = $t"

echo

t=${path_name/bozo/clown}
echo "\"bozo\" °¡ \"clown\" À¸·Î ´ëÄ¡µÈ $path_name = $t"
t=${path_name/today/}
echo "\"today\" °¡ »èÁ¦µÈ $path_name = $t"
t=${path_name//o/O}
echo "¸ðµç ¼Ò¹®ÀÚ o ¸¦ ´ë¹®ÀÚ·Î ¸¸µç $path_name = $t"
t=${path_name//o/}
echo "¸ðµç ¼Ò¹®ÀÚ o ¸¦ »èÁ¦ÇÑ $path_name = $t"

exit 0