18 lines
331 B
Bash
18 lines
331 B
Bash
#!/bin/ksh
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# Count the occurrences of each character
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######
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# main #
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######
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typeset -iA freqCnt
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while read; do
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for ((i=0; i<${#REPLY}; i++)); do
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(( freqCnt[${REPLY:i:1}]++ ))
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done
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done < $0 ## Count chars of this code file
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for ch in "${!freqCnt[@]}"; do
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[[ ${ch} == ?(\S) ]] && print -- "${ch} ${freqCnt[${ch}]}"
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done
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