一次解决Linux下-bash: ll: command not found，语法、目录不高亮显示的问题

ll"># You may uncomment the following lines if you want `ls' to be colorized:
# 设置语法及文件夹高亮显示
export LS_OPTIONS='--color=auto'
eval "`dircolors`"
# alias ls='ls $LS_OPTIONS'
# 设置ll,l 别名
alias ll='ls $LS_OPTIONS -l'
alias l='ls $LS_OPTIONS -lA'
#