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30 regels
662 B
30 regels
662 B
#!/bin/bash
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for i in `seq 1000`;do echo $RANDOM | md5sum | cut -c 1-9 ;done > test.txt
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sort -u test.txt
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#按字母排序，并输出unique行
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echo -e "\n"
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#美观的空行
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sort -n -u test.txt
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#按数字排序，并输出unique行
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sort -u test.txt > result1.txt
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#以覆盖写的方式重定向
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sort -u test.txt >> result2.txt
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#以追加写的方式重定向
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sort -n -u test.txt > resultn1.txt
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#以覆盖写的方式重定向按数字排序
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sort -n -u test.txt >> resultn2.txt
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#以追加写的方式重定向按数字排序
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#在这里已经手动创建了一个article.txt，内含一段文字
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grep -wo "the" article.txt |wc -l
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#查找the并输出总数
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