shell脚本，一个字符一个字符输出。

[root@localhost wyb]# cat file
 abc
 def
 abc
789de f567
[root@localhost wyb]# cat fffile.sh
#!/bin/bash

cat file|
while read line
do
 for i in `seq  ${#line}`
 do
   a=`echo $line|cut -c $i`
   echo -ne "$a"
    sleep 0.1
done
echo " "

done
[root@localhost wyb]# bash fffile.sh
 abc
 def
 abc
789de f567
[root@localhost wyb]#