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crckdns/trim.awk

Forked from andrewrcollins/trim.awk
Created November 15, 2016 02:38
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ltrim(), rtrim(), and trim() in awk
Raw
trim.awk
function ltrim(s) { sub(/^[ \t\r\n]+/, "", s); return s }
function rtrim(s) { sub(/[ \t\r\n]+$/, "", s); return s }
function trim(s) { return rtrim(ltrim(s)); }
BEGIN {
# whatever
}
{
# whatever
}
END {
# whatever
}
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