[a-z]
[.] [a-z, A-Z, 0-9, (,),#,@.....]
a+ a, aa, aaa
[1,2,z]
([a-z])\1 == ([a-z])
a7=(5 6 "ABC" 8 9)
echo ${#a7[2]}
//3
{
again: // $1
shift 1
goto again
}
x+=2;
x = x + 2;
sed -r 's/.*/mv & &.old/'
[.] [a-z, A-Z, 0-9, (,),#,@.....]
a+ a, aa, aaa
[1,2,z]
([a-z])\1 == ([a-z])
a7=(5 6 "ABC" 8 9)
echo ${#a7[2]}
//3
{
again: // $1
shift 1
goto again
}
x+=2;
x = x + 2;
sed -r 's/.*/mv & &.old/'
Ч. Эрдэнэбат
2009-11-7
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