BOoRFGOnZ 发表于 2008-8-20 15:19:19

几个read用法

read -p "how old r u? " age
echo $age
read -p "some words? " -a words
echo ${words[*]}
read -p "Password: " -s passwd                                 
echo $passwd
read -t 5 auth
echo $auth
read -n 1 key
read -dq -p "input something end with q: " menu

BOoRFGOnZ 发表于 2008-8-20 15:24:49

变量长度
echo $name | awk '{printf("%d",length($1))}'
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