5 lines
170 B
Awk
5 lines
170 B
Awk
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LC_ALL=C
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echo "http%3A%2F%2Ffoo%20bar%2F" | gawk -vRS='%[[:xdigit:]]{2}' '
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RT {RT = sprintf("%c",strtonum("0x" substr(RT, 2)))}
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{gsub(/+/," ");printf "%s", $0 RT}'
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