Submitted by admin on 2010, March 1, 5:56 PM
#!/bin/bash
MATRIX="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz~!@#$%^&*()_+="
LENGTH="9"
while [ "${n:=1}" -le "$LENGTH" ]
do
PASS="$PASS${MATRIX:$(($RANDOM%${#MATRIX})):1}"
let n+=1
done
echo "$PASS"
exit 0
或用mkpasswd
echo $RANDOM,产生数字串
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