题解 | #打印字母数小于8的单词#

#!/bin/bash
#空格分割，数组存单词，统计单词长度判断后输出单词
IFS=" "
words=($(cat nowcoder.txt))
for word in ${words[@]}
do
    [ ${#word} -lt 8 ] && echo $word 
done < nowcoder.txt
exit 0