Linux命令，如何查看一个字符在字符串中出现的次数：‘asdefedgwe' 查看e出现的次数？
最新回答
姐の霸气
2025-02-25 01:52:19
echo "asdefedasdfasdfagwe" | tr -dc 'e' | wc -m
echo "asdefedgwe" | awk '{s+=gsub(/e/,"&")}END{print s}'
echo "asdefedasdfasdfagwe" | awk -v RS="e" 'END{print NR-1}'
echo "asdefedasdfasdfagwe" | sed -n 's/./&\n/gp' | sed -n '/e/p' | wc -l
echo "asdefedasdfasdfagwe" | awk -F'e' '{print NF-1}'
国产祖宗
2025-02-25 00:37:31
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