linux 统计特定文件中的词频

#!/bin/bash数组 文件名:word_freq.sh 用途: 计算文件中单词的词频 if [ $# -ne 1 ]; then echo "Usage: $0 filename"; exit -1 fi filename=$1 egrep -o "\b[[:alpha:]]+\b" $filename | \ awk '{ count[$0]++ } END{ printf("%-14

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