啊,抱歉,頭昏了...
那個跟 echo 沒關,害你浪費不少時間了...
那個是跟 shell 有關,如果你有 bash shell,就沒問題。
要不然,
用 cut 等命令來處理也行....
用 for 迴圈也 OK
不過,你先自己想想先... ^_^
目前有關 shell 的設定如下:
#
# Shells
#
CONFIG_FEATURE_SH_IS_ASH=y
# CONFIG_FEATURE_SH_IS_HUSH is not set
# CONFIG_FEATURE_SH_IS_LASH is not set
# CONFIG_FEATURE_SH_IS_MSH is not set
# CONFIG_FEATURE_SH_IS_NONE is not set
CONFIG_ASH=y
#
# Ash Shell Options
#
CONFIG_ASH_JOB_CONTROL=y
# CONFIG_ASH_READ_NCHARS is not set
CONFIG_ASH_READ_TIMEOUT=y
CONFIG_ASH_ALIAS=y
CONFIG_ASH_MATH_SUPPORT=y
# CONFIG_ASH_MATH_SUPPORT_64 is not set
CONFIG_ASH_GETOPTS=y
CONFIG_ASH_BUILTIN_ECHO=y
CONFIG_ASH_BUILTIN_TEST=y
CONFIG_ASH_CMDCMD=y
# CONFIG_ASH_MAIL is not set
# CONFIG_ASH_OPTIMIZE_FOR_SIZE is not set
# CONFIG_ASH_RANDOM_SUPPORT is not set
# CONFIG_ASH_EXPAND_PRMT is not set
# CONFIG_HUSH is not set
# CONFIG_LASH is not set
# CONFIG_MSH is not set
#
# Bourne Shell Options
#
# CONFIG_FEATURE_SH_EXTRA_QUIET is not set
CONFIG_FEATURE_SH_STANDALONE_SHELL=y
CONFIG_FEATURE_COMMAND_EDITING=y
# CONFIG_FEATURE_COMMAND_EDITING_VI is not set
CONFIG_FEATURE_COMMAND_HISTORY=15
# CONFIG_FEATURE_COMMAND_SAVEHISTORY is not set
CONFIG_FEATURE_COMMAND_TAB_COMPLETION=y
# CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION is not set
# CONFIG_FEATURE_SH_FANCY_PROMPT is not set
煩請建議哪些應該打開才能支援該語法?...謝謝!!...
